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Table 1 Characteristics of the patients at the 6872 admissions and the ward and duration of hospital stay and status at discharge

From: Complexity of nursing care at 24 h from admission predicts in-hospital mortality in medical units: a cohort study

VariablesSIPI ≤ 50
N = 3950 (57.5%)
SIPI > 50
N = 2922 (42.5%)
Pvalue
At admission
 Age, years (median [IQR])70.50 [57.00, 79.00]81.00 [73.00, 87.00]< 0.001
 Sex, Male, No.(%)2233 (56.5)1414 (48.4)< 0.001
Charlson Comorbidity Index, No.(%)
 01109 (28.1)568 (19.4)< 0.001
 12054 (52.0)1354 (46.3) 
 2625 (15.8)730 (25.0) 
 3141 (3.6)239 (8.2) 
 421 (0.5)29 (1.0) 
 502 (0.1) 
Ward, Low intensity, No.(%)2577 (65.2)1953 (66.8)0.175
Access, Urgency, No.(%)3454 (87.4)2845 (97.4)< 0.001
At discharge
 Length of stay, days (median [IQR])9.00 [6.00, 15.00]13.00 [8.00, 21.00]< 0.001
 Number of deaths, No.(%)74 (1.9)395 (13.5)< 0.001
  1. IQR interquartile range, SIPI Informative System of Nursing Performance