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Table 1 Patient characteristics stratified by their functional decline status

From: Predictive value of total psoas muscle index for postoperative physical functional decline in older patients undergoing emergency abdominal surgery

Characteristic

Functional decline n = 71

Non–functional decline n = 167

P value

Patient variable

 Age, median (IQR)

83 (78–88)

75 (71–81)

 < 0.001

 Female sex, n (%)

46 (64.8)

65 (38.9)

 < 0.001

 BMI: median (IQR)

  kg/m2

20.8 (18.8–23.5)

22.2 (19.5–24.5)

0.028

Vital signs, median (IQR)

 Respiratory rate

  /min

19 (17–24)

18 (16–20)

0.105

 Heart rate

  /min

88 (76–107)

86 (73–97)

0.086

 Systolic blood pressure

  mmHg

132 (104–151)

132 (116–155)

0.252

 Body temperature

  ℃

36.7 (36.4–37.2)

36.6 (36.3–37.0)

0.508

 CCI ≥ 4, n, (%)

62 (87.3)

92 (55.1)

 < 0.001

Diagnosis, n (%)

  

0.003

 Cholecystitis

10 (14.1)

36 (21.6)

 

 Strangulated intestinal obstruction

12 (16.9)

24 (14.4)

 

 Bowel perforation

9 (12.7)

24 (14.4)

 

 Appendicitis

0 (0)

29 (17.4)

 

 Complicated hernia

10 (14.1)

16 (9.6)

 

 Malignant obstruction

5 (7.0)

13 (7.8)

 

 Acute mesenteric ischemia

10 (14.1)

5 (3.0)

 

 Adhesive intestinal obstruction

5 (7.0)

7 (4.2)

 

 Gastric/Duodenal perforation

5 (7.0)

4 (2.4)

 

 Others

5 (7.0)

9 (5.4)

 

Outcome

 Hospital LOS, median (IQR)

  days

23 (14–36)

11 (2–16)

 < 0.001

 Discharge disposition, n (%)

  

 < 0.001

  Home

33 (46.5)

157 (94.0)

 

  Others

38 (53.5)

10 (6.0)

 
  1. IQR Interquartile range, BMI Body mass index, CCI Charlson Comorbidity Index, LOS Length of stay