SMA (n = 2,427) | w/o SMA (n = 484,528) | |
---|---|---|
Age, mean (SD) | 59.7 (17.4) | 59.5 (17.2) |
18–39 years, % (n) | 15.4 (374) | 15.4 (74,513) |
40–54 years, % (n) | 19.3 (469) | 18.9 (91,372) |
55–64 years, % (n) | 17.6 (428) | 16.4 (79,462) |
65–74 years, % (n) | 27.8 (674) | 29.1 (141,200) |
≥75 years, % (n) | 19.9 (482) | 20.2 (97,981) |
Sex, % (n) | ||
Female | 49.0 (1,190) | 49.0 (237,630) |
Male | 51.0 (1,237) | 51.0 (246,898) |
Race, % (n) | ||
Asian | 1.8 (44) | 2.5 (11,944) |
Black | 10.7 (259) | 5.9 (28,423) |
Hispanic | 3.8 (92) | 6.2 (29,814) |
White | 76.8 (1,864) | 76.8 (372,119) |
Other/unknown | 6.9 (168) | 8.7 (42,228) |
U.S. region of residence, % (n) | ||
West | 20.7 (501) | 20.8 (100,542) |
Midwest | 21.4 (518) | 21.5 (103,985) |
South | 39.6 (958) | 39.6 (191,979) |
Northeast | 18.3 (442) | 18.2 (88,022) |
Insurance database, % (n) | ||
Commercial | 27.0 (654) | 100 (484,528) |
Medicare fee-for-service | 73.0 (1,773) | - |
Original reason for Medicare entitlement | ||
Old age and survivor’s insurance | 47.8 (848) | - |
Disability insurance benefits (DIB) | 51.0 (904) | - |
End-stage renal disease (ESRD) or DIB + ESRD | 1.2 (21) | - |