| CRF | Cardiorespiratory fitness |
| CI | Confidence interval |
| GCC | Gulf Cooperation Council |
| IPAQ | International Physical Activity Questionnaire |
| IPAQ-SF | International Physical Activity Questionnaire—Short Form |
| IQR | Interquartile range |
| ISWT | Incremental Shuttle Walk Test |
| MET | Metabolic equivalent task |
| MVPA | Moderate-to-vigorous physical activity |
| NCD | Non-communicable disease |
| PAR-Q+ | Physical Activity Readiness Questionnaire (revised) |
| SD | Standard deviation |
| VO2max | Maximal oxygen uptake |
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