Prevalence and Predictors of Obesity among 7- to 17-Year-Old Schoolchildren in Urban Arusha, Tanzania

Table 3

Child sex-wise comparison on participants’ sociobehaviours.

Participants’ variables	Girls		Boys		Total		X^2	value
	n	%	n	%	n	%
Activeness
Involved in school sports >4 days/week	5	35.7	9	64.3	14	100	6.924	0.07
Involved in school sports 2–4 days/week	77	61.1	49	38.9	126	100
Involved in school sports <2 days/week	100	60.3	66	39.7	166	100
Did not involve in any school sports	23	76.7	7	23.3	30	100
Sleeping time
10:00 pm and 11:00 pm (late)	72	61	46	39	118	100	0.672	0.87
8:00 pm and 10:00 pm (normal)	101	59.8	68	40.2	169	100
8:00 pm and 12:00 pm (random)	29	64.4	16	35.6	45	100
11:00 pm and 12:00 pm (too late)	3	75	1	25	4	100
Wake-up timing
5:00 am and 6:00 am (early)	171	64.8	93	35.2	264	100	16.01	0.00
6:00 am to 7:00 am (late early)	15	35.7	27	64.3	42	100
7:00 am and 8:00 am (late)	1	25	3	75	4	100
5:00 am to 8:00 am (randomly)	18	69.3	8	30.7	26	100
Transport
On foot	145	61.2	92	38.8	237	100	0.020	0.88
By bus/motor bike	60	60.6	39	39.4	99	100
Sedentary life style
Spent >3 hrs in TV (high level)	25	47.2	28	52.8	53	100	8.309	0.04
Spent 2-3 hrs in TV (moderate level)	76	65	41	35	117	100
Spent <2 hrs in TV (low level)	68	58.1	49	41.9	117	100
Did household chores, no TV (non)	36	73.5	13	26.5	49	100

Data were presented as proportion and analyzed using chi-square test for comparison.