|  | Mean | Mean differ. | 95% CI of the Difference | Mann–Whitney Test | |
---|---|---|---|---|---|---|
Description of SF-36 domains | Â | Â | Â | Â | Â | Â |
 |  |  |  | Lower | Upper |  |
Physical Functioning (10 items) | Â | Â | Â | Â | Â | |
Khat Chewer | 72.70 | 16.35 | 12.512 | 20.187 | 38435b | |
Non-Khat Chewer | 89.05 | Â | Â | Â | Â | |
Role Physical Limitation (4 items) | Â | Â | Â | Â | Â | |
Khat Chewer | 66.03 | 24.29 | 19.668 | 28.904 | 32044b | |
Non-Khat Chewer | 90.32 | Â | Â | Â | Â | |
Bodily Pain (2 items) | Â | Â | Â | Â | Â | |
Khat Chewer | 78.60 | 13.71 | 10.370 | 17.042 | 34232b | |
Non-Khat Chewer | 92.30 | Â | Â | Â | Â | |
General Health (5 items) | Â | Â | Â | Â | Â | |
Khat Chewer | 71.49 | 17.22 | 14.103 | 20.341 | 28899b | |
Non-Khat Chewer | 88.71 | Â | Â | Â | Â | |
Mental Health (5 items) | Â | Â | Â | Â | Â | |
Khat Chewer | 56.94 | 37.47 | 33.269 | 41.677 | 21010b | |
Non-Khat Chewer | 94.41 | Â | Â | Â | Â | |
Role Emotional (3 items) | Â | Â | Â | Â | Â | |
Khat Chewer | 53.44 | 42.33 | 37.237 | 47.419 | 22240b | |
Non-Khat Chewer | 95.77 | Â | Â | Â | Â | |
Social Functioning (2 items) | Â | Â | Â | Â | Â | |
Khat Chewer | 56.03 | 40.44 | 35.934 | 44.939 | 20876b | |
Non-Khat Chewer | 96.47 | Â | Â | Â | Â | |
Vitality (4 items) | Â | Â | Â | Â | Â | |
Khat Chewer | 52.83 | 41.38 | 37.601 | 45.161 | 9822.0b | |
Non-Khat Chewer | 94.21 | Â | Â | Â | Â |