Table 3.

Proportion of Children Registered with Phototherapy According to Gestational Age Among Singletons and Twins^a

Gestational Age, Weeks	Singletons			Twins+
	Total	Children Registered with Phototherapy		Total	Children Registered with Phototherapy
		No.	%		No.	%
20–27b	244	207	84.8	154	139	90.3
28–31	505	396	78.4	282	218	77.3
32–34	1174	654	55.7	642	350	54.5
35	768	218	28.4	338	79	23.4
36	1429	187	13.1	423	36	8.5
37	3396	167	4.9	894	21	2.3
38–45	60,297	395	0.7	938	12	1.3

Notes: ^aThe table is based on children born at Aarhus University Hospital from 1 January 2002 through 30 November 2016 (N=71,781). ^bIncludes only children who survived the neonatal period.