The study, conducted by researchers at Jahangirnagar University and the Centre for Medical Research and Development, was published in the Journal of Eating Disorders. It offers one of the first systematic looks at how eating behavior phenotypes manifest among adolescents in a low- and middle-income country, a context in which eating disorders have often been assumed to be rare or primarily a phenomenon of high-income Western societies. The findings challenge that assumption and suggest that prevention efforts in rapidly urbanizing countries may need to focus sharply on the dangers of restrictive dieting during adolescence.

Eating behavior researchers typically distinguish three phenotypes. Restrained eating refers to the deliberate attempt to limit food intake in order to control body weight, often through skipping meals, avoiding certain food groups, or rigid calorie counting. Emotional eating describes the tendency to eat in response to negative emotional states such as stress, sadness, or anxiety, rather than in response to hunger. External eating, meanwhile, is the tendency to eat in response to external food-related cues—the sight or smell of appetizing food, for example, or the sight of others eating—regardless of internal hunger signals. Decades of research in Western populations have linked all three patterns to disordered eating outcomes, but their relative importance appears to vary across cultural and economic contexts, making locally grounded studies essential.

To fill this gap, the research team carried out a cross-sectional survey between February and August 2025 among students aged 12 to 17 years enrolled in selected secondary schools in the Dhaka South City Corporation area. Participants were recruited using a multistage cluster random sampling design, a technique in which schools are first randomly selected and then students within them are sampled, helping to reduce selection bias and improve the representativeness of the sample. In total, 428 adolescents completed a structured questionnaire that combined socio-demographic and lifestyle questions with two internationally validated instruments: the Dutch Eating Behavior Questionnaire, which measures restrained, emotional, and external eating, and the Eating Attitudes Test-26, a widely used screening tool for eating disorder symptoms.

The researchers defined eating disorder risk as a score of 20 or higher on the EAT-26, the conventional threshold indicating clinically concerning attitudes and behaviors around food and weight. Group differences were tested with independent-samples t-tests and chi-square tests, and the team then used logistic regression to estimate both crude and adjusted odds ratios. Crucially, the adjusted models controlled for a range of potential confounders, including age, sex, body mass index category, breakfast skipping, sleep duration, screen time, physical activity, and household income. This statistical approach allowed the researchers to isolate the independent contribution of each eating behavior pattern to eating disorder risk, rather than attributing to dieting what might actually be explained by sleep, income, or sedentary lifestyle.

The results were sobering. Of the 428 adolescents surveyed, 123—or 28.7 percent—met the criteria for eating disorder risk, meaning nearly one in three urban school-going adolescents in the sample screened positive. The risk was significantly higher among girls than boys, with 33.3 percent of female participants at risk compared with 24.2 percent of males, a statistically significant difference. Two lifestyle factors also stood out: adolescents who skipped breakfast and those who slept for shorter durations were significantly more likely to screen at risk, with breakfast skipping showing a particularly strong association.

But it was the analysis of eating behavior phenotypes that produced the study’s most striking result. Adolescents at risk of eating disorder had substantially higher restrained eating scores than those not at risk, averaging 2.38 on the Dutch Eating Behavior Questionnaire scale compared with 1.84 among low-risk peers, a highly significant difference. In the multivariable analysis, each unit increase in restrained eating score was associated with roughly two and a half times the odds of eating disorder risk, with an odds ratio of 2.42 and a 95 percent confidence interval of 1.85 to 3.16. When the researchers divided participants into tertiles of restrained eating, the contrast became even more dramatic: adolescents in the highest tertile had nearly six times the odds of eating disorder risk compared with those in the lowest, with an odds ratio of 5.84 and a confidence interval of 3.25 to 10.50.

Emotional eating, by contrast, showed only a weak association with eating disorder risk after statistical adjustment, and external eating was not significantly related to risk at all. This hierarchy of effects is scientifically meaningful. It suggests that in this urban Bangladeshi adolescent population, the psychological drive to restrict food intake—a behavior often socially rewarded and even encouraged as “discipline” or “healthy eating”—is a far more powerful correlate of disordered eating than eating in response to emotions or food cues. The finding aligns with a substantial body of international evidence indicating that dietary restraint can initiate a cascade of psychological and physiological processes, including heightened preoccupation with food, binge-restrict cycles, distorted body image, and metabolic adaptation, that collectively increase vulnerability to clinical eating disorders such as anorexia nervosa and bulimia nervosa.

The authors also note that restrained eating among adolescents frequently arises in response to weight-related concerns, teasing, social media exposure, and cultural ideals of thinness—pressures that are intensifying in urban Bangladesh as globalized media and consumer culture expand. Dhaka, one of the world’s most densely populated megacities, has seen rapid lifestyle change over the past two decades, including increased consumption of ultra-processed foods, reduced physical activity, longer screen time, and altered sleep patterns. The study’s finding that breakfast skipping and short sleep were independently associated with eating disorder risk fits within this broader picture of lifestyle disruption, and suggests that multiple everyday behaviors could serve as accessible red flags for parents, teachers, and clinicians.

For a country like Bangladesh, where adolescent mental health services remain limited and eating disorders are rarely diagnosed, the study has clear public health implications. Screening for restrained eating behaviors in school settings could identify adolescents at heightened risk long before the onset of full clinical syndromes, when intervention is most effective. The authors argue that early identification of unhealthy eating behaviors—particularly rigid dieting—should be integrated into prevention strategies targeting adolescent populations. School-based programs that promote balanced nutrition without moralizing about weight, discourage meal skipping, and address body image pressures may offer a practical and scalable route to prevention.

The study does have limitations typical of cross-sectional research. Because data were collected at a single point in time, the analysis cannot establish whether restrained eating causes eating disorder risk or whether early disordered eating drives restrictive behavior; the relationship is likely bidirectional. The EAT-26 is a screening instrument rather than a diagnostic tool, so the 28.7 percent figure represents risk, not confirmed clinical diagnoses. The sample was drawn from urban Dhaka schools only, meaning the findings may not generalize to rural adolescents or to out-of-school youth. Self-reported questionnaires are also subject to recall and social desirability biases, particularly around sensitive topics like food restriction and body image.

Even with these caveats, the study represents a significant addition to the global evidence base on eating disorders in low- and middle-income countries, where epidemiological data remain sparse despite growing concern among researchers. By demonstrating that the same behavioral phenotype—restrained eating—that predicts eating disorder risk in high-income settings also exerts the strongest association in urban Bangladesh, the findings underscore that eating disorders are not culturally bounded phenomena. As urbanization, digital media exposure, and thinness ideals continue to spread across South Asia, the researchers warn that unhealthy eating behaviors among adolescents are likely to intensify unless met with early, culturally informed prevention efforts. For the nearly one in three Dhaka adolescents screening at risk, the message from this research is unambiguous: the dieting behaviors society often applauds may be the most important early warning signs of all.

The importance of studying body esteem in adolescence cannot be overstated. Adolescence marks a critical developmental period characterized by profound physical, emotional, and social changes. Body image concerns during this stage have been linked with negative outcomes such as eating disorders, depression, and anxiety. To accurately identify and address these issues, researchers must rely on robust measurement tools tailored to the cultural and linguistic context of the populations under study. The BESAA, originally developed within Western contexts, required meticulous adaptation and validation for Chinese adolescents to ensure that its psychometric properties remain sound and that its results are interpretable and actionable.

Understanding the methodological rigor applied in Luo et al.’s examination of the BESAA’s psychometric properties reveals the study’s significant contributions. The research meticulously employed a large, representative sample of Chinese adolescents to test the scale’s reliability, internal consistency, and factor structure. These statistical evaluations are crucial because they verify that the instrument consistently measures the intended constructs of body esteem, including feelings related to appearance, weight, and attribution by others. Confirmatory factor analysis, a technique used to assess whether the data fit an existing theoretical model, confirmed that the BESAA’s three-factor structure remains stable and appropriate within the Chinese cultural milieu.

A particularly intriguing aspect of this psychometric investigation is the cultural adaptation process. Language translation alone is insufficient to capture culturally specific nuances in how body esteem is conceptualized. Luo and colleagues engaged in meticulous forward and backward translation procedures, consulting with experts to ensure semantic and conceptual equivalence. This careful adaptation safeguards against potential biases that may emerge when applying psychological scales across different cultural contexts. Their work underscores the significance of cultural sensitivity in psychological assessment and advocates for localized validation of widely used instruments.

Body esteem encompasses multidimensional constructs. The BESAA measures three subdomains: appearance esteem, weight esteem, and attribution esteem. Each subdomain reflects unique facets of an adolescent’s perception of their body and related social interactions. Appearance esteem evaluates satisfaction with one’s physical look apart from weight. Weight esteem directly concerns feelings about body weight, a parameter heavily influenced by cultural ideals and media portrayals. Attribution esteem measures perceptions of how others evaluate one’s body, incorporating the social dimension of self-image. Luo et al.’s study reaffirmed that these subdomains are discrete yet interconnected components, collectively providing a more holistic and nuanced understanding of body esteem.

Moreover, this research illuminated gender differences prevalent among Chinese adolescents with respect to body esteem. Consistent with global findings, females in the sample exhibited lower scores in weight esteem and appearance esteem compared to males, possibly reflecting societal pressures related to female physical attractiveness norms. These findings highlight the necessity of gender-sensitive approaches in both research and interventions aimed at improving adolescent mental health. Understanding gender-specific patterns in body esteem opens avenues for tailored prevention programs that can better address the unique challenges faced by boys and girls.

The implications of validating the Chinese BESAA extend well beyond academic interest. It provides practitioners, including psychologists, educators, and public health officials, a reliable instrument to screen for body image disturbances within school and clinical settings. Accurate identification of low body esteem may facilitate earlier interventions, potentially mitigating the progression to more severe psychological disorders. Importantly, assessment tools like the BESAA can serve as outcome measures for evaluating the effectiveness of intervention programs focused on enhancing body positivity and self-acceptance among adolescents.

From a broader perspective, the research conducted by Luo et al. contributes to the ever-growing field of cross-cultural psychology, highlighting how cultural values intersect with youth identity development and self-perception. It emphasizes that while core psychological constructs such as self-esteem are universal, their manifestations and the ways individuals internalize societal feedback differ vastly across societies. This intersectionality mandates dedicated research within various cultural contexts to avoid ethnocentric biases and to generate globally valid psychological theories and applications.

An exciting frontier opened by this validated scale lies in the potential for longitudinal research. By utilizing a standardized and culturally validated tool, future studies can track changes in body esteem over time among Chinese adolescents, identifying critical windows of vulnerability and resilience. Such longitudinal data will illuminate developmental trajectories and the impact of sociocultural dynamics such as the influence of social media, urbanization, and evolving beauty standards. This knowledge could lead to dynamic adaptation of intervention strategies, enhancing their timeliness and effectiveness.

Additionally, the study paves the way for comparative international research. With the Chinese version of the BESAA now psychometrically validated, researchers worldwide have an opportunity to engage in cross-national studies investigating similarities and divergences in adolescent body esteem across cultures. Such comparisons can accelerate our understanding of universal versus culture-specific determinants of body image, enriching global health literature and informing multinational health policies focusing on adolescent well-being.

The intersection of psychometrics and adolescent psychology showcased in Luo et al.’s work also informs technological innovation. Given the rising integration of digital health tools in mental health monitoring, a psychometrically sound and culturally validated BESAA can be embedded in mobile applications and online platforms targeting adolescent users in China. This integration offers scalable, real-time assessments, promoting proactive mental health engagement and reducing stigma associated with conventional clinical interviews.

It is also noteworthy that this study’s timing aligns with shifting global dialogues around body positivity and inclusivity. By establishing a rigorous Chinese version of the BESAA, the research supports these socio-cultural movements, facilitating evidence-based advocacy and policy-making that champions diverse and healthy body images in educational curricula and media portrayals. Such influence underscores the synergy between scientific advancement and societal transformation.

Furthermore, the detailed statistical validation procedures employed ensure that the BESAA is not simply reliable but also practically useful in clinical diagnostics. For example, Cronbach’s alpha coefficients indicated high internal consistency, confirming that the items within each subscale coherently measure the same underlying construct. Test-retest reliability results demonstrated stability over time, a crucial feature for tracking treatment progress. These psychometric properties collectively give researchers and clinicians confidence in the scale’s applicability across various contexts.

In summary, Luo, He, Wang, and colleagues have provided a pivotal contribution by ensuring that the Body Esteem Scale for Adolescents and Adults is both linguistically and culturally attuned to Chinese adolescents. Their study addresses a critical gap in adolescent psychological assessment, equipping the scientific and clinical community with a validated tool capable of informing prevention and intervention strategies. As body esteem emerges as a cornerstone of adolescent mental health, this research facilitates a deeper understanding of the complex interplay between culture, gender, and self-perception, embodying a significant stride forward in global psychological science.

Subject of Research:
Psychometric evaluation and cultural validation of the Chinese version of the Body Esteem Scale for Adolescents and Adults (BESAA) among adolescent populations.

Article Title:
Psychometric properties of the Chinese version of the Body Esteem Scale for Adolescents and Adults (BESAA) among adolescents.

Article References:
Luo, D., He, A., Wang, Q. et al. Psychometric properties of the Chinese version of the Body Esteem Scale for Adolescents and Adults (BESAA) among adolescents. BMC Psychol 13, 602 (2025). https://doi.org/10.1186/s40359-025-02955-y

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