Table 2.

Proportions and odds ratios of being in the worst category of pedsQL (the lowest quartile) for obese, overweight and underweight, after adjusting for significant covariates

Subscale	Proportion in the Lowest Score Category, %	Odds Ratios (95% CI)
Physical Functioning§
Underweight	29.4	2.371 (1.046 – 5.374)
Overweight	29.4	2.269 (0.996 – 5.166)
Obese	28.2	5.308 (2.246 – 12.546)
Emotional Functioning#
Underweight	26.7	0.679 (0.333 – 1.382)
Overweight	25.3	0.646 (0.310 – 1.347)
Obese	10.7	0.235 (0.074 – 0.743)
Social Functioning#
Underweight	26.3	1.631 (0.759 – 3.505)
Overweight	29.5	2.160 (1.017 – 4.584)
Obese	24.2	2.450 (1.035 – 5.801)
School Functioning+
Underweight	24.4	1.333 (0.617 – 2.879)
Overweight	33.7	2.108 (0.996 – 4.459)
Obese	24.4	2.863 (1.272 – 6.445)
Psychosocial Health Summary∥
Underweight	23.8	1.241 (0.551 – 2.794)
Overweight	30.0	1.989 (0.907 – 4.364)
Obese	22.5	1.935 (0.772 – 4.849)

Note:

§Value adjusted for child age, number of childcare arrangements since birth, parents perceived as principal caregiver, mother’s education level and father’s education level.

#Value adjusted for number of stages of childcare arrangement since born, mother’s education level, father’s education level and father’s employment status.

+Value adjusted for child age, housing, mother’s education level, and father’s education level.

∥Value adjusted for mother’s birth place, mother’s length of stay in Hong Kong, mother’s education level, father’s education level and father’s employment status.