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Table 3 Predictors of size underestimation (feeling ‘too light’) among normal-weight adolescents (multivariate analysisc)

From: Misperception of weight status in the pacific: preliminary findings in rural and urban 11- to 16-year-olds of New Caledonia

  Whole sample (n = 429) Boys (n = 212) Girls (n =217)
  %a (n) OR [95% CI] p %a (n) OR [95% CI] p %a (n) OR [95% CI] p
Age (years)b - 0.892 [0.730–1.089] .261 - 0.813 [0.621–1.065] .133 - 1.068 [0.778–1.468] .683
Gender
 Female 19.4 (42) 1.00   - - - - - -
 Male 17.9 (17) 0.810 [0.481–1.363] .427 - - - - - -
Ethnicity
 European 12.7 (21) 1.00   15.4 (12) 1.00   10.3 (9) 1.00  
 Melanesian 22.5 (57) 1.682 [0.906–3.124] .100 18.9 (24) 1.390 [0.568–3.398] .470 26.2 (33) 1.989 [0.823–4.805] .127
 Polynesian 18.2 (2) 1.590 [0.287–8.814] .596 28.6 (2) 1.748 [0.258–11.836] .567 - nd -
SES
 Higher 11.0 (16) 1.00   13.2 (10) 1.00   8.7 (6) 1.00  
 Intermediate 21.5 (23) 2.122 [1.020–4.416] .044 25.0 (15) 2.342 [0.888–6.174] .085 17.0 (8) 2.017 [0.610–6.674) .250
 Lower 23.2 (41) 2.137 [1.063–4.296] .033 17.1 (13) 1.674 [0.588–4.760] .334 27.7 (28) 2.723 [0.976–7.596] .056
Residence
 Urban 12.0 (1) 1.00   18.5 (12) 1.00   5.0 (3) 1.00  
 Rural 21.4 (65) 1.360 [0.638–2.901] .426 17.7 (26) 0.603 [0.224–1.623] .317 24.8 (39) 5.264 [1.287–21.532] .021
Weight statusd
 Upper-normal weight 13.4 (38) 1.00   10.4 (14) 1.00   16.0 (24) 1.00  
 Lower-normal weight 29.0 (42) 3.442 [2.025–5.851] <.001 30.8 (24) 4.043 [1.893–8.634] <.001 26.9 (18) 3.306 [1.489–7.338] .003
  1. OR odds ratio, CI confidence interval, SES socioeconomic status
  2. aIndicates the percentage of overweight participants in each group perceiving themselves to be too light
  3. bEntered into the model as a continuous variable
  4. cVariables in the models are: age (years), gender, ethnicity, SES, residence and weight status category
  5. nd: not determined due to small size of the subgroup
  6. d‘Lower normal weight’ and ‘upper normal weight’ category were subcategories of the normal weight category
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