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Volume 4, Number 4—December 1998

Dispatch

Increasing Hospitalization and Death Possibly Due to Clostridium difficile Diarrheal Disease

Floyd Frost*Comments to Author , Gunther F. Craun†, and Rebecca L. Calderon‡
Author affiliations: *Southwest Center for Managed Care Research, Albuquerque, New Mexico, USA; †Gunther F. Craun and Associates, Staunton, Virginia, USA ; and ‡U.S. Environmental Protection Agency, Research Triangle Park, North Carolina, USA

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Table 4

Age-specific rates of hospitalizations (estimated discharges) by diagnostic group

Discharge rate/100,000
population (discharges)
Age 1985-89 1990-94
Bacterial causesa
1 57.5 (10,374) 100.8 ( 19,536)
1-4 7.5 ( 5,416) 21.5 ( 16,696)
5-14 4.6 ( 7,988) 8.2 ( 14,988)
15-24 7.6 (14,739) 10.6 ( 19,216)
25-34 13.0 (26,955) 13.5 ( 28,583)
35-44 10.1 (17,089) 18.5 ( 36,871)
45-54 11.1 (13,551) 26.4 ( 36,152)
55-64 18.1 (19,302) 41.7 ( 43,774)
65-74 34.9 (30,182) 95.4 ( 87,902)
75 65.9 (39,903) 211.8 (145,965)
Protozoal causesb
1 3.8 ( 680) 9.1 ( 1,767)
1-4 3.0 (2,157) 2.6 ( 2,006)
5-14 1.4 (2,508) 1.3 ( 2,426)
15-24 3.3 (6,337) 1.8 ( 3,228)
25-34 4.3 (8,934) 5.6 (11,941)
35-44 5.7 (9,723) 5.0 (10,044)
45-54 4.8 (5,902) 2.8 ( 3,894)
55-64 4.5 (4,786) 3.4 ( 3,611)
65-74 9.0 (7,783) 5.0 ( 4,640)
75 12.4 (7,507) 6.6 ( 4,561)
Viral causesc
1 167.6 (30,234) 387.7 (75,120)
1-4 8.9 ( 6,400) 67.1 (52,021)
5-14 8.3 (14,566) 16.3 (29,617)
15-24 10.4 (20,142) 13.5 (24,577)
25-34 15.3 (31,694) 17.4 (36,913)
35-44 8.8 (14,837) 11.4 (22,707)
45-54 6.7 ( 8,209) 8.3 (11,312)
55-64 10.6 (11,231) 5.4 ( 5,658)
65-74 10.4 ( 9,020) 8.1 ( 7,481)
75 18.8 (11,390) 15.8 (10,893)
Ill-defined diarrheal causesd
1 178.9 (32,272) 283.9 (55,006)
1-4 27.0 (19,452) 62.8 (48,694)
5-14 13.3 (23,301) 17.3 (31,594)
15-24 24.4 (47,242) 18.2 (32,966)
25-34 30.3 (62,701) 21.7 (45,966)
35-44 25.7 (43,618) 19.4 (38,516)
45-54 29.5 (35,972) 28.9 (39,459)
55-64 46.8 (49,773) 32.6 (34,245)
65-75 75.5 (65,336) 50.2 (46,257)
75 114.7 (69,476) 93.1 (64,163)

aDischarges with an enteric bacteria diagnosis (ICD9 001-005, 0080-0085, 041).
bDischarges with an enteric parasite diagnosis (ICD9 006-007, 127, 129).
cDischarges with an enteric virus diagnosis (ICD9 0086, 0088, 045, 047, 048, 0700, 0701, 074).

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