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. Author manuscript; available in PMC: 2009 Aug 7.
Published in final edited form as: Paediatr Perinat Epidemiol. 2009 Mar;23(2):171–184. doi: 10.1111/j.1365-3016.2008.00985.x

Table 7.

Reasons for participant ineligibility (n = 131)

Reasons for ineligibility No. (%) of
total ineligiblea
Chlamydia screening positive 46 (35.1)
Body mass index out of range 26 (19.8)
Sexually transmitted disease 23 (17.6)
Medication use 15 (11.5)
Fibroids 14 (10.7)
Infection (recent) 7 (5.3)
Infertility treatment (ever) 6 (4.6)
Endometriosis history 5 (3.8)
Surgery in past 6 months 4 (3.1)
Fainted at screening blood draw 4 (3.1)
Self-selected out, not otherwise described 3 (2.3)
Pelvic inflammatory disease 2 (1.5)
Pregnant 2 (1.5)
Irritable bowel syndrome 2 (1.5)
Recent miscarriage 2 (1.5)
Recent surgical procedure 2 (1.5)
Hormone use 1 (0.8)
Cancer history 1 (0.8)
Trying to currently conceive 1 (0.8)
Dietary restriction 1 (0.8)
Irregular menstrual period 1 (0.8)
Abnormal pap smear 1 (0.8)
Abnormal lab value 1 (0.8)
a

Participants may have had more than one reason for ineligibility. Total ineligible participants: 131(= 100%).