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. Author manuscript; available in PMC: 2015 Jul 1.
Published in final edited form as: Stat J IAOS. 2012;28(1-2):43–51. doi: 10.3233/SJI-2012-0743

Table 1. Distribution of NonElderly Individuals Enrolled in ESI Plans, 2005 (Percent of Total).

Number of Enrollees Sample ESI Population Estimates


MarketScan MEPS MarketScan MEPS


24.8 mil 15,300 165.1 mil 165.0 mil
0 to 4 years 7.1 6.4 6.9 6.4
5 to 17 years 19.2 20.1 18.6 18.6
18 to 24 years 9.9 8.7 9.4 8.8
25 to 44 years 31.6 33.8 33.5 33.9
45 to 64 years 32.3 30.9 31.5 32.3

Total 100% 100% 100% 100%

Male 48.2 49.1 50.1 50.1
Female 51.8 50.9 49.9 49.9

Total 100% 100% 100% 100%

Northeast 9.5 17.1 19.9 19.9
Midwest 20.2 21.8 23.8 23.7
South 45.4 36.5 34.0 34.1
West 24.9 24.5 22.3 22.3

Total 100% 100% 100% 100%