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. Author manuscript; available in PMC: 2012 May 6.
Published in final edited form as: JAMA. 2010 Oct 27;304(16):1787–1794. doi: 10.1001/jama.2010.1553

Table 1. Demographics of Study Cohort of Survivors, by Baseline Physical Functioning (n= 623).

Data for the entire cohort of incident severe sepsis hospitalizations are in eTable 1, and on risk factors for cognitive impairments are presented in eTable 2.

No Limits Mild / Moderate Limits Severe Limits
n 269 195 159
Male (%) 143 (53%) 92 (47%) 46 (29%)
Black (%) 49 (18%) 41 (21%) 38 (24%)
Hispanic (%) 19 (7%) 12 (6%) 13 (8%)
Age at Sepsis (mean (SD), years) 75.8 (7.5) 76.7 (9.5) 79.1 (9.6)
Length of Stay (mean (SD), days) 11.4 (10.7) 11.3 (11.2) 8.5 (6.3)
Required Mechanical Ventilation 64 (23%) 32 (16%) 27 (17%)
Required Dialysis 9 (3.4%) 6 (3.1%) 12 (7.6%)
Used an Intensive Care Unit 137 (51%) 75 (38%) 57 (36%)
Underwent Major Surgery 73 (27%) 39 (20%) 15 (9%)
Charlson Score (mean (SD)) 1.69 (1.42) 1.96 (1.64) 2.11 (1.41)
Organ Dysfunction Score (mean (SD)) 1.15 (0.39) 1.16 (0.45) 1.11 (0.34)
Acute Cardiovascular Dysfunction 60 (22%) 62 (32%) 45 (28%)
Acute Neurologic Dysfunction 19 (7%) 20 (10%) 17 (11%)
Acute Hematologic Dysfunction 61 (23%) 34 (17%) 27 (17%)
Acute Hepatic Dysfunction 2 (1%) 0 (0%) 1 (1%)
Acute Renal Dysfunction 103 (38%) 79 (41%) 60 (38%)
Acute Respiratory Dysfunction 64 (24%) 32 (16%) 27 (17%)
Baseline Cognition Normal 254 (94%) 182 (93%) 105 (66%)
Baseline Mild Cognitive Impairment 15 (5.6%) 9 (4.6%) 20 (12.6%)
Baseline Moderate/Severe Cognitive Impairment 0 (0.0%) 4 (2.1%) 34 (21.4%)
Baseline ADL Deficiencies (mean (SD)) 0 (0) 1.3 (0.9) 4.0 (1.7)
Baseline IADL Deficiencies (mean (SD)) 0 (0) 0.5 (0.7) 3.0 (1.5)
Proxy Respondent at Baseline 9 (3%) 22 (11%) 59 (37%)
Proxy Respondent at First Post-Sepsis Survey 46 (17%) 47 (24%) 87 (55%)
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