Table 2.
Characteristic | Total (n = 88,600) | Early colonoscopy | Late colonoscopy |
---|---|---|---|
(n = 45,020) | (n = 43,580) | ||
Mean age (standard deviation) | ? | 74.98 (11.62) | 75.89 (11.22) |
Sex, n (%) | |||
Male | 44,665 (50.4) | 24,140 (53.6) | 20,525 (47.1) |
Female | 43,935 (49.6) | 20,880 (46.4) | 23,055 (52.9) |
Race, n (%) | |||
White | 58,985 (66.6) | 30,440 (67.6) | 28,545 (65.5) |
Black | 19,575 (22.1) | 9,115 (20.3) | 10,460 (24.0) |
Hispanic | 5,610 (6.3) | 2,885 (6.45) | 2,725 (6.2) |
Asian/pacific islander | 2,220 (2.5) | 1,365 (3.0) | 855 (2.0) |
Native American | 375 (0.4) | 220 (0.5) | 155 (0.4) |
Other | 1,835 (2.1) | 995 (2.2) | 840 (1.9) |
Insurance, n (%) | |||
Medicare | 70,065 (79.1) | 34,695 (77.1) | 35,370 (81.1) |
Medicaid | 2,305 (2.6) | 1,095 (2.4) | 1,210 (2.8) |
Private insurance | 13,350 (15.1) | 7,730 (17.2) | 5,620 (12.9) |
Self-pay | 1,605 (1.8) | 825 (1.8) | 780 (1.8) |
No charge | 170 (0.2) | 95 (0.2) | 75 (0.2) |
Other | 1,105 (1.2) | 580 (1.3) | 525 (1.2) |
Hospital size, n (%) | |||
Small | 12,995 (14.7) | 6,875 (15.3) | 6,120 (14.1) |
Medium | 26,265 (29.6) | 13,140 (29.2) | 13,125 (30.1) |
Large | 49,340 (55.7) | 25,005 (55.5) | 24,335 (55.8) |
Region, n (%) | |||
Northeast | 18,970 (21.4) | 7,925 (17.6) | 11,045 (25.3) |
Midwest | 19,520 (22.0) | 10,240 (22.7) | 9,280 (21.3) |
South | 34,295 (38.7) | 16,660 (37.0) | 17,635 (40.5) |
West | 15,815 (17.8) | 10,195 (22.6) | 5,620 (12.9) |
Hospital location/teaching, n (%) | |||
Rural | 8,045 (9.1) | 4,165 (9.3) | 3,880 (8.9) |
Urban non-teaching | 34,365 (38.8) | 17,755 (39.4) | 16,610 (38.1) |
Urban teaching | 46,190 (52.1) | 23,100 (51.3) | 23,090 (53.0) |
Weekend admission, n (%) | |||
Yes | 23,410 (26.4) | 10,080 (22.4) | 13,330 (30.6) |
No | 65,190 (73.6) | 34,940 (77.6) | 30,250 (69.4) |
Elective admission, n (%) | |||
Yes | 3,325 (3.8) | 1,755 (3.9) | 1,570 (3.6) |
No | 85,275 (96.2) | 43,265 (96.1) | 42,010 (96.4) |