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Table 1 Clinical characteristics and glycemic control overview for patients with or without diabetesa

From: Time in blood glucose range 70 to 140 mg/dl >80% is strongly associated with increased survival in non-diabetic critically ill adults

  NON DM P -value
Number 2,550 747  
Age (yr) 67 (52 to 81) 70 (60 to 80) 0.0009
Median ICU LOS (IQR) 2.3 (1.5 to 5.0) 2.4 (1.6 to 5.0) 0.3004
Mean ICU LOS (SD) 4.5 (5.8) 4.6 (5.6) N/A
Mechanical ventilation (%) 48.20 51.94 0.0790
APS 51 (37 to 70) 60 (44 to 79) <0.0001
APACHE IV PM (%) 19.6 (23.5)b 25.4 (25.6)c <0.0001
Mortality (%) 12.12 15.26 0.0282
TIR 80.6 (61.4 to 94.0) 55.0 (35.3 to 71.1) <0.0001
Median number of BG tests (IQR) 17 (9 to 36) 22 (12 to 48) <0.0001
Mean number of tests (SD) 33.6 (45.8) 43.7 (59.1) N/A
BG tests per 24 hr 7.47 9.50  
Mean BG 121.4 (111.5 to 132.6) 140.3 (127.6 to 154.9) <0.0001
CV (%) 17.6 (13.6 to 22.9) 27.3 (20.8 to 36.3) <0.0001
Hypo <70 (% of patients) 18.04 31.46 <0.0001
Hypo <40 (% of patients) 1.37 2.81 0.0118
  1. aData are displayed as number, mean (SD), median (IQR) or percentage, as appropriate. Cardiovascular surgery patients did not have APACHE IV predicted mortality calculated. APACHE, Acute Physiology and Chronic Health Evaluation; APS, Acute Physiology Score component of the APACHE IV predicted mortality severity scoring system; BG, Blood glucose; CV, Coefficient of variation; DM, Diabetes mellitus group; Hypo, Hypoglycemia; ICU, Intensive care unit; IQR, Interquartile range; LOS, Length of stay; N/A, Not appropriate; NON, Non-diabetic group; PM, Predicted mortality; SD, Standard deviation; TIR, Time in targeted blood glucose range. bn =2,320. cn =684.