Table 1

Baseline characteristics between patients with and without keloids

VariablesKeloidsP value
Yes (n=9864)No (n=39 456)
Migraine patients, n (%)103 (1.04)323 (0.82)<0.05
Period of migraine development, years, (median, IQR)3.1 (1.1–5.3)8.2 (5.0–10.7)<0.001
Mean age at migraine diagnosis, years36.9 (13.3)44.1 (15.7)<0.001
Age group, n (%)
 18–498392 (85.08)33 568 (85.08)
>501472 (14.92)5888 (14.92)1.000
Gender, n (%)
 Men3735 (37.86)14 940 (37.86)
 Women6129 (62.14)24 516 (62.14)1.000
Comorbidity, n (%)
 Hypertension1761 (17.85)4630 (11.73)<0.001
 Diabetes mellitus1238 (12.55)3120 (7.91)<0.001
 Hyperlipidemia2062 (20.90)4993 (12.65)<0.001
 Stroke283 (2.87)641 (1.62)<0.001
 Coronary artery disease262 (2.66)469 (1.19)<0.001
 Asthma1362 (13.81)4544 (11.52)<0.001
 Fibromyalgia4593 (46.56)13 031 (33.03)<0.001
 Insomnia4070 (41.26)10 116 (25.64)<0.001
 Depression1189 (12.05)2620 (6.64)<0.001
 Anxiety2366 (23.99)5648 (14.31)<0.001
 Obesity244 (2.47)652 (1.65)<0.001
 Alcohol attributed disease240 (2.43)660 (1.67)<0.001