Table III.

Association between exposure control use during administration of antineoplastic drugs and fecundity among women attempting pregnancy (n=2,649).

	n (%)	Median Pregnancy Attempt in Months [IQR]	Unadjusted TR	(95%CI)	Adjusted TR*	(95%CI)
Antineoplastic drug administration
Never	1572 (59.3)	3[1,7]	1(REF)	-	1(REF)	-
Yes, prior to baseline	786 (29.7)	3[1,9]	1.08	0.98–1.18	1.02	0.93–1.12
Yes, at baseline
Exposure controls not always used	21 (0.79)	4 [2,11]	1.33	0.83–2.15	1.25	0.79–1.96
Exposure controls always used	270 (10.2)	3[1,8]	1.00	0.87–1.15	0.96	0.83–1.10

^*Adjusted for age, race, BMI, smoking status, marital status, hours worked per week, frequency of occupational moving or lifting a heavy load, and current exposure to ionizing radiation, high-level disinfectants, anesthetic gases, and aerosolized drugs.

Abbreviations: n, number of nurses; IQR, inter-quartile range; TR, time ratio; REF, reference.