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

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

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-minutesa 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
  1. *p < 0.001
  2. 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]
  3. A-IPAQ, Arabic International Physical Activity Questionnaire; MET, metabolic equivalent task; ICC, Intraclass Correlation Coefficient; PA, physical activity