Table 2.

Comparison between two groups for mean scores of severity of pain (VAS score).

		Vitamin D group	Placebo group	P value
Pain before laparoscopy	Mean pelvic pain (SD)	4.05 (3.45)	4.82 (4.1)	0.513*
	Dysmenorrhea pain (SD) Mean	7.37 (2.61)	6.42 (3.04)	0.325*
Pain at second menses	Mean pelvic pain (SD)	1.53 (1.54)	1.89 (2.40)	0.583
	Dysmenorrhea pain (SD) Mean	3.84 (2)	4.42 (2.65)	0.365
Pain after medical intervention (24 weeks after laparoscopy))	Mean pelvic pain (SD)	0.84 (1.74)	0.68 (1.70)	0.24
	Dysmenorrhea pain (SD) Mean	2.10 (2.33)	2.73 (2.84)	0.45

^*Mann-Whitney U test.