Rapid growth in early childhood associated with young adult overweight and obesity – evidence from a community based cohort study

Table 3 Association between early weight gain and young adults’ BMI, WC and WHR categories in the MUSP cohort: logistic regression analysis

	BMI categories^a						WC categories^b						WHR categories^c
	Unadjusted			Adjusted			Unadjusted			Adjusted			Unadjusted			Adjusted
	OR	95 % CI		OR	95 % CI		OR	95 % CI		OR	95 % CI		OR	95 % CI		OR	95 % CI
Z-score of postnatal weight gain	1.05	0.97	1.13	1.06	0.97	1.16	0.98	0.91	1.06	1.03	0.95	1.14	0.99	0.89	1.06	0.93	0.84	1.02
Rate of postnatal weight gain	Reference: Gradual (≥ −0.67 to ≤ +0.67)
Slow (< −0.67 SDS)	0.96	0.77	1.20	0.94	0.74	1.19	1.22	0.96	1.53	1.08	0.84	1.39	0.98	0.75	1.26	1.07	0.81	1.40
Rapid (> + 0.67 SDS)	1.13	0.87	1.47	1.13	0.86	1.49	1.20	0.91	1.59	1.24	0.92	1.67	1.05	0.77	1.42	0.97	0.71	1.32
Z-score of early childhood weight gain (0–5 years)	1.62	1.46	1.79	1.70	1.51	1.90	1.38	1.24	1.54	1.49	1.31	1.68	1.14	1.01	1.27	1.10	0.98	1.24
Rate of early childhood weight gain (0–5 years)	Reference: Gradual (≥ −0.67 to ≤ +0.67)
Slow (< −0.67 SDS)	0.69	0.51	0.92	0.62	0.45	0.84	0.89	0.63	1.24	0.78	0.55	1.11	0.75	0.52	1.07	0.75	0.52	1.08
Rapid (> + 0.67 SDS)	2.31	1.83	2.93	2.35	1.82	3.03	1.94	1.49	2.54	2.20	1.65	2.95	1.25	0.94	1.66	1.16	0.87	1.57

Variables considered in the adjusted model: gender, gestation, breast-feeding, parity, fast food consumption at 14 years, television-viewing at 14 years, physical activity at 14 years, maternal education, maternal age at birth, maternal pre-pregnancy BMI, maternal smoking and race
OR odds ratio, SDS standard deviation score, CI confidence interval, BMI body mass index, WC waist circumference, WHR waist-to-hip ratio
^aAdjusted analysis: 0–6 months, N = 1768; 0–5 years, N = 1601
^bAdjusted analysis: 0–6 months, N = 1769; 0–5 years, N = 1396
^cAdjusted analysis: 0–6 months, N = 1768; 0–5 years, N = 1395

ISSN: 2072-1315