Updated prevalence rates of overweight and obesity in 11- to 17-year-old adolescents in Germany. Results from the telephone-based KiGGS Wave 1 after correction for bias in self-reports

Table 1 Description of the study population of KiGGS Wave 1 and the subsample of MoMo

	KiGGS wave 1						MoMo subsample
	All (n = 4 948)		Boys (n = 2 505)		Girls (n = 2 443)		All (n = 1 640)		Boys (n = 826)		Girls (n = 814)
	N ^a	%^b	N ^a	%^b	N ^a	%^b	N ^a	%^b	N ^a	%^b	N ^a	%^b
Age
11–13 years	2155	43.0	1108	43.4	1047	42.6	809	47.0	405	45.0	404	49.2
14–17 years	2793	57.0	1397	56.6	1396	57.4	831	53.0	421	55.0	410	50.8
Weight status derived from uncorrected self-reported height and weight (Q_i)
Extremely underweight	159	3.4	68	2.9	91	3.9	58	4.2	24	3.1	34	5.4
Underweight	324	6.5	141	5.7	183	7.3	107	6.4	45	5.4	62	7.6
Normal weight	3608	78.3	1826	78.8	1782	77.9	1223	77.5	623	77.8	600	77.2
Overweight	292	7.8	165	7.8	127	7.7	88	8.0	49	8.5	39	7.5
Obese	152	4.0	94	4.8	58	3.2	41	3.8	25	5.2	16	2.3
Missing value	413		211		202		123		60		63
Body perception (R_k)
Too thin	732	14.9	468	19.1	264	10.5	255	15.5	157	17.7	98	13.1
Right weight	2920	56.3	1438	55.2	1482	57.3	1002	57.3	504	58.9	498	55.5
Too fat	1296	28.9	599	25.6	697	32.2	383	27.3	165	23.4	218	31.4
Socio-economic status
Low	590	22.6	316	24.1	274	20.9	159	22.7	81	23.3	78	21.9
Moderate	3118	59.7	1552	57.8	1566	61.7	1069	60.7	532	59.8	537	61.7
High	1178	17.7	608	18.0	570	17.3	411	16.6	212	16.8	199	16.4
Missing value	62		29		33		1		1

ISSN: 1471-2458