Table 1. Demographic characteristics of people enrolled in the UEBMI in the 184 Chinese cities in 2017.

Variable	Nationwide	South	North
Total	197,230,556	127,263,223	69,967,333
Sex
Male (%)	107,209,773 (54.4)	68,600,413 (53.9)	38,609,360 (55.2)
Female (%)	72,507,689 (36.8)	58,662,810 (46.1)	31,357,973 (44.8)
Age (year)
18–64 (%)	172,616,807 (87.5)	113,036,386 (88.8)	59,580,421 (85.2)
≥65–74 (%)	14,553,516 (7.4)	8,376,202 (6.6)	6,177,314 (8.8)
≥75 (%)	9,645,159 (4.9)	5,448,893 (4.3)	4,196,266 (6.0)

Abbreviation: UEBMI, Urban Employee Basic Medical Insurance.