Table 4.

Provision of Intrauterine Contraceptives to Female Contraceptive Patients: Multivariable Logistic Regression Results of US Nurse Practitioners

Provide IUD to patients	Unadjusted Odds Ratio	[95% CI]	Adjusted Odds Ratio	[95% CI]
Clinician characteristics
Specialty
Women’s Health NP (reference)	--	--	--	--
Primary care NP	0.07	[0.05 0.11]	0.19	[0.10 0.38]
Trained in IUD insertions in practicum	6.37	[3.98 10.1]	2.42	[1.10 5.33]
Age (years)	1.01	[0.99 1.03]	1.02	[0.99 1.05]
White (non-Hispanic)	1.55	[0.86 2.78]	3.11	[1.00 9.62]
Evidence-based attitudes/knowledge
Low perception of IUD risks	1.97	[1.50 2.57]	1.48	[1.00 2.19]
High level IUD knowledge	4.88	[3.50 6.80]	2.87	[1.91 4.32]
Practice setting
Provider type
Hospital-based practice (reference)	--	--	--	--
Private office	1.95	[1.19 3.20]	4.54	[1.96 10.51]
Community clinic	2.50	[1.44 4.33]	3.36	[1.27 8.90]
Urban location	1.38	[0.89 2.14]	1.28	[0.52 1.32]
Region
West (reference)	--	--	--	--
Midwest	0.57	[0.29 1.11]	0.68	[0.37 1.26]
Northeast	0.37	[0.19 0.70]	0.32	[0.16 0.63]
South	0.32	[0.18 0.57]	0.30	[0.16 0.57]
Patient population
Female contraceptive patients (#/wk)	1.02	[1.01 1.03]	1.01	[1.00 1.02]
Number of observations			518