Carteolol (versus unexposed)

Study	Country Study period	Population source	Exposure definition	Non-exposure definition	Sample size	Rmk
Ishibashi, 2017	Japan 2000 - 2016	Congenital long QT syndrome (LQTS)	Pregnancies in long QT patients with Carteolol therapy.	unexposed, sick Pregnancies in long QT patients without β-blocker therapy.	2 / 94	Exposure: 1 carteolol (15mg/day, 0.25mg/ kg/day) in the text but 2 in the Supplemental Table2. The considered number of exposure was 2 because it corresponds to the 'right' sum of exposure to beta-blockers.

Study	Country Study period	Case	Control	Sample size	Rmk