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. Author manuscript; available in PMC: 2024 Apr 1.
Published in final edited form as: Br J Ophthalmol. 2021 Oct 20;107(4):511–517. doi: 10.1136/bjophthalmol-2021-319470

Table 1.

Patient demographics by cohort and dataset

CHES Train (N=664) (%) CHES Test (N=127) (%) Singapore (N=1318) (%) USC (N=40) (%)
Gender
Male 209 (31.5) 43 (33.9) 484 (36.7) 18 (45.0)
Female 455 (68.5) 84 (66.1) 834 (63.3) 22 (55.0)
Age
<50 0 0 0 13 (32.5)
50–60 374 (56.3) 61 (48.0) 615 (46.7) 8 (20.0)
61–70 201 (30.3) 44 (34.6) 556 (42.2) 8 (20.0)
70+ 89 (13.4) 22 (17.3) 147 (11.2) 11 (27.5)
Race
Chinese 664 (100) 127 (100) 1155 (87.6) 13 (32.5) *
Indian 0 0 93 (7.1) 0
Malay 0 0 35 (2.7) 0
Non-Hispanic White 0 0 0 9 (22.5)
Black 0 0 0 5 (12.5)
Hispanic 0 0 0 13 (32.5)
Other 0 0 35 (2.7) 0
*

USC patients self-identified as Asian.