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Table 2 Univariate comparison of demographics and clinical characteristics for study cohort

From: Association of intraoperative hyperglycemia and postoperative outcomes in patients undergoing non-cardiac surgery: a multicenter retrospective study

 

Blood Glucose <= 180 (N = 3600) n(%)

Blood Glucose > 180 (N = 1414) n(%)

P-value

Patient Demographics

 Age

66.0 [57.0 to 74.0]

65.0 [56.0 to 72.0]

0.003

WHO BMI Classification

  

< 0.001

  Underweight

75 (2.1)

23 (1.6)

 

  Normal

818 (22.7)

232 (16.4)

 

  Overweight

1063 (29.5)

366 (25.9)

 

  Obese

1644 (45.7)

793 (56.1)

 

 Female Gender

1628 (45.2)

677 (47.9)

0.090

 ASA Class 3 or 4

3184 (88.4)

1265 (89.5)

0.305

 Urgent/Emergent Case

1334 (37.1)

540 (38.2)

0.455

Surgical Procedure Group

  

0.011

  General

539 (15.0)

201 (14.2)

 

  Endocrine

279 (7.8)

131 (9.3)

 

  Hepatobiliary

382 (10.6)

178 (12.6)

 

  GI (Upper and Colorectal)

1162 (32.3)

478 (33.8)

 

  Vascular

1238 (34.4)

426 (30.1)

 

Pre-operative Clinical Characteristics

Pre-op Sepsis

  

0.005

  None

3293 (91.5)

1267 (89.6)

 

  Sepsis

145 (4.0)

87 (6.2)

 

  Severe Sepsis

162 (4.5)

60 (4.2)

 

 Diabetes

2151 (59.8)

1080 (76.4)

< 0.001

 Sleep Apnea

729 (20.3)

332 (23.5)

0.012

 Cancer

156 (4.3)

56 (4.0)

0.555

 CHF

87 (2.4)

25 (1.8)

0.162

 COPD

574 (15.9)

216 (15.3)

0.559

 CAD

1270 (35.3)

452 (32.0)

0.026

 DVT/PEa

392 (11.4)

150 (11.0)

0.711

 ETOH > 2 drinks/day in the 2 weeks prior to admission

113 (3.1)

32 (2.3)

0.096

 Tobacco use within 1 year - cigarette

1011 (28.1)

356 (25.2)

0.038

 Hypertension

2708 (75.2)

1123 (79.4)

0.002

 Pneumonia

53 (1.5)

27 (1.9)

0.266

 HbA1ca

6.9 [6.1 to 8.2]

8.0 [6.9 to 9.6]

< 0.001

 Creatininea

0.9 [0.7 to 1.2]

0.9 [0.7 to 1.3]

0.313

 Ascites

77 (2.1)

21 (1.5)

0.132

 10% Loss of Body Weight 6 Months Before Surgery

148 (4.1)

55 (3.9)

0.720

 Steroids/Immunosuppressive Meds for chronic condition

220 (6.1)

84 (5.9)

0.820

 Currently Requires or is on Dialysis

184 (5.1)

39 (2.8)

< 0.001

 Open Wound With or Without Infection

502 (13.9)

155 (11.0)

0.005

 Peripheral Vascular Disease

839 (23.3)

330 (23.3)

0.981

 Ventilator Dependent

67 (1.9)

29 (2.1)

0.659

Intraoperative Characteristics

 Surgical Time (Minutes)

149.0 [95.0 to 237.0]

185.5 [107.0 to 288.0]

< 0.001

 Insulin Given

239 (6.6)

788 (55.7)

< 0.001

Outcomes

 30 Day Morbidity and Mortalitya

1109 (30.9)

538 (38.1)

< 0.001

 Infectious Complications

622 (17.3)

287 (20.3)

0.013

  1. Data are presented as frequency (%) or median [25th percentile to 75th percentile], as appropriate
  2. aPercentages for diabetic/non-diabetic are given as percent of the non-missing number of values in that group