Induced abortions of women living with HIV in Finland 1987–2019: a national register study

Table 3 Multivariable logistic regression for factors associated with terminating a pregnancy conceived after HIV diagnosis 1998–2019

Variable	OR	95% Cl		p-value
		lower limit	upper limit
Country of birth
Other (reference Finland)	3.09	1.55	6.19	0.001
Age at conception (per year)	0.95	0.90	0.997	0.037
AIDS
diagnosed during pregnancy	Too few cases
diagnosed before pregnancy	2.45	0.85	7.08	0.097
Number of previous induced abortions^b	3.36	1.80	6.28	< 0.001
N of prev. i. abortions² [squared] ^b	0.83	0.69	1.00	0.051
Number of previous deliveries^b	2.13	1.08	4.21	0.03
N of prev. deliveries² [squared] ^b	0.84	0.66	1.08	0.178
Constant (clustering by woman)	0.27	0.06	1.33	0.108

Variables excluded from the model based on AIC, BIC and statistical non-significance p > 0.05: hepatitis B, hepatitis C and route of transmission
^bCalculated increase in OR until 3–4 previous induced abortions and 2–3 previous deliveries after which the OR decreases

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