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. 2019 May 6;2019:572–581.

Table 3:

Demographic summary for the Marshfield electronic health record population.

Characteristic Women Men Total
n 565,011 (51.5%) 532,083 (48.5%) 1,097,094
Mean age, yrs 46.7 ± 25.7 44.9 ± 25.5 45.8 ± 25.6
< 18 y.o 84,917 (15.0%) 98,183 (18.5%) 183,100 (16.7%)
18-39 y.o. 157,827 (27.9%) 137,967 (25.9%) 295,794 (27.0%)
40-59 y.o. 132,280 (23.4%) 123,642 (23.2%) 255,922 (23.3%)
≥ 60 y.o. 189,987 (33.6%) 172,291 (32.4%) 362,278 (33.0%)