Table 2.
Efficacy assessment by demographic data, scalp conditions, and treatment period in PSM cohort
| Not effective | Moderately effective | Significantly effective | P value | |
|---|---|---|---|---|
| Total | 198 (21.8) | 510 (56.0) | 202 (22.2) | |
| Age groups, years | ||||
| 18–30 | 87 (43.9) | 226 (44.3) | 84 (41.6) | 0.948 |
| 30, 40 | 80 (40.4) | 198 (38.8) | 87 (43.1) | |
| 40, 50 | 25 (12.6) | 73 (14.3) | 27 (13.4) | |
| > 50 | 6 (3) | 13 (2.5) | 4 (2) | |
| Gender | ||||
| Female | 63 (31.8) | 181 (35.5) | 44 (21.8) | 0.002 |
| Male | 135 (68.2) | 329 (64.5) | 158 (78.2) | |
| Use period, times | ||||
| Median (IQR) | 131.5 (89,206.8) | 144.5 (94,224) | 152 (96,241.8) | 0.068 |
| Treatment regime | ||||
| LLLT only | 139 (70.2) | 326 (64.2) | 132 (65) | 0.402 |
| LLLT and minoxidil | 56 (28.3) | 162 (31.8) | 63 (31) | |
| LLLT and finasteride | 3 (1.5) | 20 (3.9) | 9(3.9) | |
| Family history with AGA | ||||
| No | 88 (44.4) | 205 (40.2) | 78 (38.6) | 0.457 |
| Yes | 110 (55.6) | 305 (59.8) | 124 (61.4) | |
| Marital status | ||||
| Single | 86 (43.4) | 228 (44.7) | 84 (41.6) | 0.747 |
| Married | 112 (56.6) | 282 (55.3) | 118 (58.4) | |
| Scalp conditions | ||||
| Oily scalp | ||||
| No | 37 (18.7) | 78 (15.3) | 29 (14.4) | 0.438 |
| Yes | 161 (81.3) | 432 (84.7) | 173 (85.6) | |
| Dandruff | ||||
| No | 167 (84.3) | 403 (79) | 149 (73.8) | 0.034 |
| Yes | 31 (15.7) | 107 (21) | 53 (26.2) | |
| Rash | ||||
| No | 168 (84.8) | 407 (79.8) | 143 (70.8) | 0.002 |
| Yes | 30 (15.2) | 103 (20.2) | 59 (29.2) | |
| Itch scalp | ||||
| No | 150 (75.8) | 341 (66.9) | 111 (55) | < 0.001 |
| Yes | 48 (24.2) | 169 (33.1) | 91 (45) | |
Numbers in bracket are percent unless otherwise stated