Table 2.

Adjusted odds ratios (aOR) for live birth and clinical pregnancy from fertility treatment cycles utilizing donor sperm at a single clinic between 2014 and 2020

	Live birth		Clinical pregnancy
	aOR (95% CI)	P value	aOR (95% CI)	P value
Treatment type (compared to IUI)
IVF	6.73 (4.39–10.34)	< .001	6.10 (4.07–9.13)	< .001
Co-IVF	14.58 (6.34–33.56)	< .001	17.11 (7.02–41.77)	< .001
Age groups (compared to < 35 years)
35–37 years	0.59 (0.39–0.90)	.015	0.78 (0.53–1.14)	.196
38–40 years	0.64 (0.38–1.08)	.094	0.66 (0.41–1.08)	.094
≥ 41 years	0.13 (0.06–0.27)	< .001	0.26 (0.15–0.44)	< .001
Race (compared to White race)
Black	0.85 (0.57–1.27)	.425	0.84 (0.59–1.21)	.352
Asian	0.54 (0.23–1.27)	.157	0.50 (0.23–1.09)	.080
Hispanic ethnicity	0.67 (0.19–2.37)	.540	0.65 (0.23–1.90)	.433
Body mass index categories (compared to normal weight)
Overweight	0.56 (0.36–0.89)	.015	0.74 (0.49–1.11)	.140
Obese	0.82 (0.55–1.24)	.378	0.84 (0.58–1.22)	.358
Relationship status (compared to opposite-sex pairs)
Single	1.49 (0.80–2.77)	.214	1.36 (0.80–2.32)	.258
Same sex	1.48 (0.92–2.36)	.104	1.06 (0.70–1.60)	.790