Table 1 Baseline patient characteristics.

From: Assessing differences in surgical outcomes following emergency abdominal exploration for complications of elective surgery and high-risk primary emergencies

Variable

Elective group

Emergency group

p value

N = 293

N = 776

Male-sex

209 (71.3)

442 (57.0)

< 0.0001

Age, years, mean ± SD

63.31 ± 13.49

65.29 ± 16.83

0.071

BMI, mean ± SD

27.04 ± 7.70

26.36 ± 6.52

0.152

Comorbid conditions (COCs)

230 (78.5)

593 (76.4)

0.471

COCs per patient, mean ± SD

4.88 ± 2.39

5.32 ± 3.02

0.029

ASA ≥ 3

230 (79.6)

592 (79.6)

1

Major COCs

Hypertension

205 (70.0)

503 (64.8)

0.113

Cardiac arrhythmias

46 (15.7)

228 (29.4)

< 0.0001

Coronary artery disease

47 (16.0)

133 (17.1)

0.669

Chronic heart failure

35 (11.9)

148 (19.1)

0.006

Peripheral arterial disease

39 (13.3)

199 (25.6)

< 0.0001

Chronic kidney disease

41 (14.0)

135 (17.4)

0.562

Diabetes mellitus

73 (24.9)

185 (23.8)

0.714

COPD

40 (13.7)

116 (14.9)

0.592

Primary elective procedures

Hepatobiliary and Pancreatic

124 (42.3)

–

–

Upper GI

50 (17.1)

–

–

Lower GI

81 (27.6)

–

–

Miscellaneous

38 (13)

–

–

OT, minutes, mean ± SD

301 ± 152.41

–

–

TIE, days, mean ± SD

8.03 ± 8.31

–

–

  1. Numbers in bracket indicate values presented in n (%) by group unless noted otherwise.
  2. BMI body mass index, SD standard deviation, COPD chronic obstructive pulmonary disease, ASA the American society of anesthesiologists physical status classification, COCs comorbid conditions, OT operative time for the elective procedure, TIE time interval from the elective procedure to the first emergency laparotomy.
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