Table 1. Hair loss and risk factors among participants (n=1080).
| Parameter | Frequency (%) | Hair Loss | X^2 | p-value | ||
| Yes | No | |||||
| Sex | Female | 795 (73.6%) | 622 (78.2%) | 173 (21.8%) | 70.957 | 0.000 |
| Male | 285 (26.4%) | 148 (51.9%) | 137 (48.1%) | |||
| Age, y | 18 to 30 | 858 (79.4%) | 595 (69.3%) | 263 (30.7%) | 8.264 | 0.016 |
| 31 to 40 | 134 (12.4%) | 108 (80.6%) | 26 (19.4%) | |||
| 41 to 68 | 88 (8.1%) | 67 (76.1%) | 21 (23.9%) | |||
| BMI group | Underweight (<18.5) | 136 (12.6%) | 96 (70.6%) | 40 (29.4%) | 4.318 | 0.229 |
| Normal (18.5 - 24.9) | 584 (54.1%) | 403 (69%) | 181 (31%) | |||
| Overweight (25.0 -29.9) | 222 (20.6%) | 167 (75.2%) | 55 (24.8%) | |||
| Obese (≥ 30.0) | 138 (12.8%) | 104 (75.4%) | 34 (24.6%) | |||
| Nationality | Non-Saudi | 51 (4.7%) | 35 (68.6%) | 16 (31.4%) | 0.186 | 0.666 |
| Saudi | 1029 (95.3%) | 735 (71.4%) | 294 (28.6%) | |||
| Marital status | Married | 242 (22.4%) | 188 (77.7%) | 54 (22.3%) | 13.977 | 0.001 |
| Divorced/Widowed | 28 (2.6%) | 26 (92.9%) | 2 (7.1%) | |||
| Single | 810 (75%) | 556 (68.6%) | 254 (31.4%) | |||
| Educational status | Not studying | 372 (34.4%) | 285 (76.6%) | 87 (23.4%) | 11.053 | 0.001 |
| Still studying | 708 (65.6%) | 485 (68.5%) | 223 (31.5%) | |||
| Occupational status | Not working | 554 (51.3%) | 391 (70.6%) | 163 (29.4%) | 0.132 | 0.887 |
| Working | 526 (48.7%) | 379 (72.0%) | 147 (28.0%) | |||
| Hours of studying per day | I'm not studying | 372 (34.4%) | 285 (76.6%) | 87 (23.4%) | 12.269 | 0.015 |
| Less than 6 hours | 231 (21.4%) | 155 (67.1%) | 76 (32.9%) | |||
| 6 to 8 hours | 357 (33.1%) | 248 (69.5%) | 109 (30.5%) | |||
| 8 to 12 hours | 87 (8.1%) | 55 (63.2%) | 32 (36.8%) | |||
| More than 12 hours | 33 (3.1%) | 27 (81.8%) | 6 (18.2%) | |||
| Hours of working per day | I'm not working | 554 (51.3%) | 391 (70.6%) | 163 (29.4%) | 3.094 | 0.542 |
| Less than 6 hours | 142 (13.1%) | 98 (69%) | 44 (31%) | |||
| 6 to 8 hours | 243 (22.5%) | 175 (72%) | 68 (28%) | |||
| 8 to 12 hours | 115 (10.6%) | 89 (77.4%) | 26 (22.6%) | |||
| More than 12 hours | 26 (2.4%) | 17 (65.4%) | 9 (34.6%) | |||
| Monthly income per month, SAR | Less than 2000 | 613 (56.8%) | 440 (71.8%) | 173 (28.2%) | 1.272 | 0.736 |
| 2000 to 5000 | 190 (17.6%) | 130 (68.4%) | 60 (31.6%) | |||
| 5000 to 10000 | 130 (12%) | 96 (73.8%) | 34 (26.2%) | |||
| More than 10000 | 147 (13.6%) | 104 (70.7%) | 43 (29.3%) | |||
| Hours of leisure activity per day | Less than 6 hours | 853 (79%) | 621 (72.8%) | 232 (27.2%) | 6.338 | 0.096 |
| 6 to 8 hours | 175 (16.2%) | 118 (67.4%) | 57 (32.6%) | |||
| 8 to 12 hours | 28 (2.6%) | 18 (64.3%) | 10 (35.7%) | |||
| More than 12 hours | 24 (2.2%) | 13 (54.2%) | 11 (45.8%) | |||
| Hours of physical activity per day | Less than 6 hours | 880 (81.5%) | 629 (71.5%) | 251 (28.5%) | 8.350 | 0.039 |
| 6 to 8 hours | 139 (12.9%) | 102 (73.4%) | 37 (26.6%) | |||
| 8 to 12 hours | 42 (3.9%) | 31 (73.8%) | 11 (26.2%) | |||
| More than 12 hours | 19 (1.8%) | 8 (42.1%) | 11 (57.9%) | |||
| Do you follow a diet (contains fruit, vegetables, and proteins)? | Yes | 370 (34.3%) | 248 (67%) | 122 (33%) | 5.013 | 0.025 |
| No | 710 (65.7%) | 522 (73.5%) | 188 (26.5%) | |||
| Cups of coffee/tea per day | None | 20 (1.9%) | 12 (60%) | 8 (40%) | 2.514 | 0.642 |
| More than three | 221 (20.5%) | 159 (71.9%) | 62 (28.1%) | |||
| One | 356 (33%) | 248 (69.7%) | 108 (30.3%) | |||
| Three | 167 (15.5%) | 124 (74.3%) | 43 (25.7%) | |||
| Two | 316 (29.3%) | 227 (71.8%) | 89 (28.2%) | |||
| Smoking | Yes | 126 (11.7%) | 78 (61.9%) | 48 (38.1%) | 6.148 | 0.013 |
| No | 954 (88.3%) | 692 (72.5%) | 262 (27.5%) | |||
| Family history of hair loss | Yes | 483 (44.7%) | 392 (81.2%) | 91 (18.8%) | 41.536 | 0.000 |
| No | 597 (55.3%) | 378 (63.3%) | 219 (36.7%) | |||
| Total | 1080 | 310( 28.7%) | 770 (71.3%) | - | - | |