Table 4.

Multivariable logistic regression for prepubertal (≤ 12 years) vs postpubertal onset of vitiligo (> 12 years) (n=357)

	AOR	95% CI	P
Gender (female)	2.47	1.6-3.9	<0.001
Previous episode of spontaneous repigmentation (yes/no)	0.78	0.5 - 1.3	0.31
Presence of Koebner phenomenon (yes/ no)	0.99	0.6 - 1.7	0.98
Stress as an aggravating factor (yes/ no)	0.45	0.3- 0.7	0.001
Disease duration (> 3 years/ ≤ 3 years)	1.28	0.8 - 2.1	0.30
Halo nevus (yes/ no)	2.41	1.1 - 5.4	0.03
Family history of premature greying of hair (yes/ no)	1.37	0.7 - 2.6	0.35
Family history of vitiligo (yes/ no)	1.18	0.8 - 1.9	0.46
Personal history of autoimmune disease (yes/ no)	0.59	0.3 - 1.3	0.18
Family history of autoimmune disease (yes/ no)	1.19	0.7 - 1.9	0.48
Face involvement (yes/no)	1.79	1.1-2.8	0.01

AOR- Adjusted Odds ratio; CI= Confidence interval