Missed opportunities in aspirin prescribing for preeclampsia prevention

Table 3 Aspirin prescribing by preeclampsia risk factors

					ASA* at any time during pregnancy unadjusted for other RF N = 523			ASA at any time during pregnancy adjusted for other RF N = 523
	Risk Factor	n	% No ASA Rx	% ASA Rx	unadj OR	95% CI	p value	adj OR	95% CI	p value
High Risk	History Preeclampsia	36	25	75	14.56	6.6, 32.11	< 0.001	20.81	8.51, 50.87	< 0.001
	Chronic Hypertension	33	21.21	78.79	17.908	7.52, 42.61	< 0.001	13.57	5.05, 36.49	< 0.001
	Pregestational Diabetes	20	55	45	3.24	1.31, 8.05	0.011	1.69	0.51, 5.54	0.385
	Chronic Kidney Disease	2	100	0	omit			omit
	Autoimmune Disease	14	78.57	21.43	1.02	0.28, 3.72	0.974	0.97	0.186, 5.04	0.972
	Multifetal gestation	7	71.43	28.57	1.52	0.291, 7.95	0.619	3.18	0.534, 18.99	0.204
Mod. Risk	Advanced Maternal Age	107	68.22	31.78	2.05	1.27, 3.301	0.003	2.79	1.51, 5.17	0.001
	Black race	167	67.07	32.93	2.63	1.71, 4.04	< 0.001	2.52	1.48, 4.28	0.001
	Obesity	257	76.26	23.74	1.344	0.882, 2.04	0.168	1.1	0.663, 1.84	0.701
	Family history Preeclampsia	6	33.33	66.67	7.66	1.38, 42.399	0.02	5.49	0.797, 37.81	0.084
	> 10 year pregnancy interval	22	68.18	31.82	1.78	0.707,4.48	0.22	2.73	0.983, 7.60	0.054
	Nulliparity	68	64.71	35.29	2.307	1.33, 3.99	0.003	2.9	1.46, 5.76	0.002

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