Download Table1bStudyPopulation

Table 1b. Study Population Clinical and Demographic Characteristics
History of DM
(N = 3,231) n(%)
No History of DM
(N = 1,783) n(%)
P-value
66.0 [57.0 to 74.0]
64.0 [55.0 to 73.0]
<0.001
<0.001
Underweight
Normal
Overweight
Obese
42 (1.3)
511 (15.8)
873 (27.0)
1,805 (55.9)
54 (3.0)
546 (30.6)
555 (31.1)
628 (35.2)
Female
Male
1,519 (47.0)
1,712 (53.0)
2,918 (90.3)
786 (44.1)
997 (55.9)
1,531 (85.9)
397 (12.3)
769 (23.8)
2,065 (63.9)
1,166 (36.1)
348 (19.5)
360 (20.2)
1,075 (60.3)
708 (39.7)
584 (18.1)
243 (7.5)
402 (12.4)
927 (28.7)
1,075 (33.3)
156 (8.8)
167 (9.4)
158 (8.9)
713 (40.0)
589 (33.0)
2,970 (91.9)
148 (4.6)
113 (3.5)
1,590 (89.2)
84 (4.7)
109 (6.1)
2,444 (75.6)
454 (14.1)
1,509 (84.6)
186 (10.4)
333 (10.3)
787 (24.4)
89 (2.8)
79 (2.5)
541 (16.7)
1,270 (39.3)
88 (4.9)
274 (15.4)
123 (6.9)
33 (1.9)
249 (14.0)
452 (25.4)
Patient Demographics
Age
WHO BMI Classification
Gender
0.046
ASA Class 3 or 4
Case Status
Elective
Urgent
Emergent
Urgent/Emergent Case
Surgical Procedure Group
General
Endocrine
Hepatobiliary
GI (Upper and Colorectal)
Vascular
Pre-operative Clinical Characteristics
Pre-op Sepsis
None
Sepsis
Severe Sepsis
Sleep Apnea
No diagnosis or suspicion of sleep apnea
Diagnosis or documented suspicion of sleep apnea w/o
regular use of CPAP
Diagnosis of sleep apnea and regular use of CPAP
Sleep Apnea
Cancer
CHF
COPD
CAD
<0.001
<0.001
0.011
<0.001
<0.001
<0.001
<0.001
<0.001
0.173
0.010
<0.001
DVT/PE*
ETOH > 2 drinks/day in the 2 weeks prior to admission
Tobacco use within 1 year - cigarette
Hypertension
Pneumonia
Hemoglobin*
Creatinine*
Ascites
10% Loss of Body Weight 6 Months Before Surgery
Steroids/Immunosuppressive Meds for chronic
condition
Currently Requires or is on Dialysis
Open Wound With or Without Infection
Peripheral Vascular Disease
Ventilator Dependent
Intraoperative Characteristics
Surgical Time (Minutes)
Blood Glucose > 180*
Median Maximum Blood Glucose (25th – 75th percentile)
Insulin Given
Outcomes
30 Day Morbidity and Mortality*
Infectious Complications
346 (11.2)
58 (1.8)
788 (24.4)
2,726 (84.4)
44 (1.4)
7.3 [6.4 to 8.5]
1.0 [0.8 to 1.3]
40 (1.2)
97 (3.0)
188 (5.8)
196 (11.3)
87 (4.9)
579 (32.5)
1,105 (62.0)
36 (2.0)
6.3 [5.6 to 11.7]
0.9 [0.7 to 1.1]
58 (3.3)
106 (6.0)
116 (6.5)
0.895
<0.001
<0.001
<0.001
0.075
0.001
<0.001
<0.001
<0.001
<0.001
178 (5.5)
521 (16.1)
860 (26.6)
41 (1.3)
45 (2.5)
136 (7.6)
309 (17.3)
55 (3.1)
<0.001
<0.001
<0.001
<0.001
138.0 [90.0 to 218.0]
1,080 (33.4)
156.0 [123.0 to 196.0]
824 (25.5)
204.0 [127.0 to 311.0]
334 (18.7)
139.0 [114.0 to 169.0]
203 (11.4)
<0.001
<0.001
<0.001
<0.001
931 (28.9)
522 (16.2)
716 (40.3)
387 (21.7)
<0.001
<0.001
*Percentages are given as percent of the non-missing number of values in that group
Data are presented as frequency (%) or median [25th percentile to 75th percentile], as appropriate