Table 2. Association Between Oral and Topical Terbinafine Use in Pregnancy and Risk of the Primary Outcome Major Malformations in Matched Cohorts on Propensity Scores.

Major Malformations	Total No. of Pregnancies	Malformations, No. (%)	Prevalence OR (95% CI)
Oral terbinafine exposed vs unexposed matched pregnancies
Oral terbinafine	522	20 (3.8)	1.01 (0.63-1.62)
Unexposed	5220	198 (3.8)	1 [Reference]
Topical terbinafine exposed vs unexposed matched pregnancies
Topical terbinafine	1476	53 (3.6)	1.08 (0.81-1.44)
Unexposed	14 760	491 (3.3)	1 [Reference]
Oral vs topical terbinafine-exposed matched pregnancies
Oral terbinafine	510	20 (3.9)	1.18 (0.61-2.29)
Topical terbinafine	510	17 (3.3)	1 [Reference]

Abbreviation: OR, odds ratio.