Pubic Hair Shaving Is Correlated to Vulvar Dysplasia and Inflammation: A Case-Control Study

Table 1

Descriptive representation of cases and controls.

	Cases ()		Control ()		value
	Number	Percentage	Number	Percentage
(years)	51.1 (10.8)		43.2 (13.9)		<0.001
Type of cancer/VIN
VIN I	9	18
VIN II/III	25	51
Vulvar cancer	15	31
Genital hair removal
Yes	39	80	160	68.4	0.1
Not at all	10	20	74	31.6
Extent of hair removal
Not at all	10	18	74	31.6	0.02
Without labia majus	6	14	59	25.2
With labia majus	4	8	10	4.3
Complete genital hair removal	29	59	91	38.9
Method of hair removal
Not at all	10	20	74	31.6	0.02
Shaving	36	73	158	67.5
Waxing	3	6	1	0.4
Other	0	0	1	0.4
For how many years the participant removed the pubic	10 (5–20)		10 (0–14)		0.05
Inflammation
Yes	40	81,63	62	26.5	<0.0001
No	9	18,37	172	73.5
HPV status
Positive	21	42,86	29	12.4	<0.0001
Negative	21	42,86	194	82.9
Not known	7	14,29	11	4.7
Smoking status
Yes	27	55,10	69	29.5	<0.001
No	11	22,45	114	48.7
History	11	22,45	51	21.8

Mean (standard deviation); categorical variables: Chi-square test or Fisher’s exact test; metric variables: ANOVA.