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. Author manuscript; available in PMC: 2021 Oct 1.
Published in final edited form as: Alcohol Clin Exp Res. 2020 Sep 6;44(10):2045–2052. doi: 10.1111/acer.14430

Table 3.

Risk estimates for other non-cardinal features

Railroad track ears n, % Unadjusted RR Adjusted RR1
None (A) 19 (7.5) reference reference
Decrease (B, D) 12 (9.8) 1.30 (0.65, 2.60) 1.18 (0.48, 2.86)
Sustained (C, E) 7 (18.0) 2.39 (0.18, 5.31) 2.06 (0.85, 4.96)
Heart defect
None (A) 5 (1.9) reference reference
Decrease (B, D) 6 (4.9) 2.46 (0.77, 7.93) 1.22 (0.31, 4.90)
Sustained (C, E) 7 (18.0) 9.08 (3.03, 27.02) 5.29 (1.39, 20.06)
1

Models adjusted with propensity scores for maternal prenatal vitamin use, age, socioeconomic status, pregnancy smoking, and infant age at dysmorphology exam. Inverse probability censoring weights applied for all models to account for loss to follow up.