Table 1.

Patients’ profile

Gender		Males 13 (23.6%)	Females 42 (76.4%)	p-value
Age (years)
	Median	49.7	46.9
	Standard deviation	11.8	13.9	0.52
	Range: minimum–maximum	35–77	23–84
	over 50 years	7 (53.8%)	17 (40.5%)
	over 60 years	2 (15.4%)	7 (16.7%)	0.39
				0.74
Skin type
	Type II	1 (7.7%)	17 (40.5%)	0.06
	Type III	9 (69.2%)	13 (31.0%)	0.01
	Type IV	3 (23.1%)	12 (28.6%)	0.97
Body mass index
	<24.9	6 (46.2%)	24 (57.1%)	0.48
	25.0–29.0	6 (46.2%)	9 (21.4%)	0.16
	>30.0	1 (7.7%)	9 (21.4%)	0.47
Cigarette smoking
	Non-smokers	3 (23.1%)	16 (38.1%)	0.50
	Smokers	10 (76.9%)	26 (61.9%)	0.50
	Number of cigarettes a day (mean ± standard deviation)	15.5 ± 12.5	10.5 ± 11.3	0.17
Chronic renal disease		0 (0.0%)	1(1.8 %)	–
Chronic hepatic disease		2 (3.6%)	0 (0.0%)	–
Chronic cardiac disease		0 (0.0%)	1 (1.8%)	–
Menopause			16 (38.2%)	–
Duration of menopause
	<10	–	8	–
	>10	–	8	–
Daily intake of vitamin D
	<3.9	6 (46.2%)	9 (21.4%)	0.16
	3.9–6.7	5 (38.5%)	22 (52.4%)	0.38
	>6.7	2 (15.4%)	11 (26.2%)	0.66
Vitamin D levels (mean ± standard deviation)		19.67 ± 7.70	20.17 ± 9.36	0.67
Vitamin D supplements		–	3 (7.1%)	–