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. Author manuscript; available in PMC: 2009 Nov 8.
Published in final edited form as: JAMA. 2008 Jul 23;300(4):413–422. doi: 10.1001/jama.300.4.413

Table 1.

Characteristics of the study population

Characteristic ALL n = 120 BICU n = 20 CICU n = 20 MICU n = 40 TICU n = 40
Age in years, median (range) 52 (18–90) 46 (19–80) 60 (42–90) 54 (19–80) 42 (18–87)
Male Gender, n (%) 73 (61) 14 (70) 13 (65) 23 (58) 23 (58)
Caucasian Race, n (%) 94 (78) 18 (90) 15 (75) 28 (70) 33 (83)
APACHE II score, median (range) 21 (7–36) 20 (11–33) 16 (7–34) 28 (10–36) 20 (11–30)
Transfusion within 24hr of admission, n (%) 5 (4) 0 (0) 0 (0) 2 (5) 3 (8)
Ventilator use at admission, n (%) 93 (78) 17 (85) 9 (45) 29 (73) 38 (95)
Major Infection, n (%) 41 (34) 15 (75) 1 (5) 11 (28) 14 (35)
Hospital length of stay in days, median (range) 17 (2–181) 55 (8–181) 7 (2–41) 13 (4–94) 18 (6–86)
ICU length of stay in days, median (range) 10 (1–126) 43 (8–126) 5 (1–18) 9 (3–55) 10 (3–56)
Deceased by day 30 post-enrollment, n (%) 10 (8) 2 (10) 5 (25) 2 (5) 1 (3)
Hospitalized at day 30 post-enrollment, n (%) 35 (29) 17 (85) 1 (5) 6 (15) 11 (28)
In ICU at day 30 post-enrollment, n (%) 20 (17) 13 (65) 0 (0) 2 (5) 5 (13)