Validity and reliability of an adapted arabic version of the long international physical activity questionnaire

BMC Public Health

Table 3 A-IPAQ reliability using Cronbach’s alpha and Intraclass Correlation Coefficient (ICC) (n = 159)

A-IPAQ measure (MET.minutes/week)	Cronbach’s alpha	ICC	95%CI
Total MET by PA type	0.994*	0.988*	0.984–0.991
Total MET by PA intensity	0.994*	0.988*	0.984–0.991
Daily MET-minutes^a	0.99*	0.981*	0.974–0.986
PA level	0.997*	0.994*	0.992–0.996
Total vigorous PA	0.976*	0.954*	0.937–0.966
Total moderate PA	0.994*	0.988*	0.984–0.991
Total walking	0.998*	0.997*	0.995–0.998
Job-related PA	0.995*	0.99*	0.986–0.993
Vigorous PA	0.769*	0.625*	0.52–0.711
Moderate PA	1.00*	0.999*	0.999–0.999
Walking	0.998*	0.996*	0.995–0.997
Transportation-related PA	0.964*	0.931*	0.907–0.949
Walking	0.964*	0.93*	0.905–0.948
Bicycling	0.998*	0.996*	0.994–0.997
Housework, House Maintenance-related PA	0.989*	0.978*	0.97–0.984
Garden/yard vigorous activities	-	-	-
Garden/yard moderate activities	0.682*	0.518*	0.394–0.623
In-house moderate activities	0.999*	0.998*	0.997–0.998
Leisure-related PA	0.994*	0.987*	0.983–0.991
Leisure walks	0.988*	0.976*	0.967–0.982
Vigorous leisure PA	0.99*	0.979*	0.972–0.985
Moderate leisure PA	0.999*	0.998*	0.998–0.999

*p < 0.001
^aDaily MET-minutes = Total physical activity MET-minutes/week divided by 7 = sum of (Total Work + Total Transport + Total Domestic and Garden + Total Leisure-Time MET-minutes/week scores) /7 [41]
A-IPAQ, Arabic International Physical Activity Questionnaire; MET, metabolic equivalent task; ICC, Intraclass Correlation Coefficient; PA, physical activity

ISSN: 1471-2458