Test-retest reliability of selected items of Health Behaviour in School-aged Children (HBSC) survey questionnaire in Beijing, China

Liu, Yang; Wang, Mei; Tynjälä, Jorma; Lv, Yan; Villberg, Jari; Zhang, Zhouyang; Kannas, Lasse

doi:10.1186/1471-2288-10-73

Table 4 ICC for HBSC survey questionnaire items about physical activity, sedentary behaviour and sleep by gender and age (n = 95)

From: Test-retest reliability of selected items of Health Behaviour in School-aged Children (HBSC) survey questionnaire in Beijing, China

	All (n = 95)		Girls (n = 44)		Boys (n = 51)		11 years (n = 44)		15 years (n = 51)
Items	ICC	95% CI	ICC	95% CI	ICC	95% CI	ICC	95% CI	ICC	95% CI
*Physical Activity*
MVPA in the last 7 days	0.82	0.74-0.88	0.87	0.77-0.93	0.79	0.66-0.88	0.81	0.67-0.89	0.79	0.66-0.88
MVPA in the usual week	0.74	0.64-0.82	0.76	0.60-0.86	0.73	0.57-0.83	0.77	0.61-0.87	0.71	0.54-0.82
VPA frequency	0.68	0.55-0.77	0.73	0.56-0.85	0.61	0.41-0.76	0.72	0.54-0.84	0.62	0.42-0.76
VPA time per week	0.57	0.42-0.66	0.66	0.45-0.80	0.50	0.27-0.68	0.58	0.35-0.75	0.56	0.34-0.72
*Sedentary Behaviour*
Watching TV on school days	0.72	0.61-0.81	0.91*	0.83-0.95	0.51	0.28-0.69	0.86^†	0.76-0.92	0.57	0.36-0.73
Watching TV at weekends	0.74	0.63-0.83	0.77	0.62-0.87	0.70	0.53-0.82	0.80	0.66-0.89	0.68	0.49-0.80
Playing PC or console games on school days	0.54	0.38-0.67	0.56	0.32-0.73	0.53	0.30-0.70	0.56	0.32-0.73	0.52	0.29-0.70
Playing PC or console games at weekends	0.69	0.57-0.78	0.47*	0.20-0.67	0.83	0.72-0.90	0.79	0.64-0.88	0.57	0.35-0.73
Using PC on school days	0.33	0.14-0.50	0.19	-0.11-0.46	0.45	0.20-0.64	0.38	0.10-0.60	0.28	0.01-0.51
Using PC at weekends	0.50	0.33-0.64	0.37	0.09-0.60	0.58	0.36-0.73	0.83^†	0.71-0.90	0.16	-0.12-0.41
Doing homework on school days	0.78	0.68-0.85	0.81	0.68-0.89	0.74	0.59-0.85	0.75	0.59-0.86	0.73	0.57-0.84
Doing homework at weekends	0.73	0.62-0.82	0.69	0.49-0.82	0.76	0.62-0.86	0.54	0.29-0.72	0.79	0.65-0.87
*Sleep*
When go to bed on school days	0.75	0.65-0.83	0.76	0.60-0.86	0.73	0.57-0.84	0.68	0.48-0.81	0.60	0.39-0.75
When go to bed at weekends	0.64	0.50-0.67	0.64	0.43-0.79	0.62	0.41-0.76	0.51	0.26-0.70	0.58	0.36-0.74
When wake up on school mornings	0.77	0.68-0.84	0.79	0.65-0.88	0.76	0.62-0.86	0.81	0.68-0.89	0.73	0.57-0.84
When wake up at weekends	0.83	0.75-0.88	0.82	0.69-0.90	0.84	0.73-0.90	0.85	0.74-0.92	0.78	0.65-0.87

ICC = Single measure intraclass correlation coefficient
HBSC = Health Behaviour in School-aged Children
* Significant difference between genders (p < 0.05)
^† Significant difference between age groups (p < 0.05)

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ISSN: 1471-2288

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