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Table 1 Patient demographic and surgical characteristics and clinical outcomes

From: Analgesic efficacy of the bilateral erector spinae plane block for colorectal surgery: a randomized controlled trial

 

Group C (n = 30)

Group ESP (n = 30)

p-Value

Age (year)

58.5 ± 8.1

56.3 ± 8.7

 

Sex

 Male

19 (63.3)

20 (66.7)

 

 Female

11 (36.7)

10 (33.3)

 

ASA classification

 I

14 (46.7)

13 (43.3)

 

 II

16 (53.3)

17 (56.7)

 

Type of surgery

 Laparoscopic

13 (43.3)

14 (46.7)

 

 Open

17 (56.7)

16 (53.3)

 

Operation time (min)

223.33 ± 44.2

230.07 ± 50.5

 

Intraoperative remifentanil consumption (μg)

1384 ± 271.39

995.17 ± 308.05

 < 0.001

Patients given rescue analgesic in first 24 h

18 (66.7)

14 (46.6)

 > 0.113

Patients used antiemetic drug

14 (46.7)

6 (20)

0.046

The number of patients who had itching (PVAS ≥ 4) at 24 h postoperatively

17 (56.7)

7 (23.3)

0.008

Time to first oral feeding (h)

58.10 ± 20.75

57.57 ± 11.85

0.206

Time to first urination (h)

22.47 ± 11.20

19.00 ± 4.59

0.129

Time to first flatus (h)

59.80 ± 12.48

55.23 ± 9.41

0.037

Time to first mobilization (h)

48.43 ± 22.61

53.70 ± 15.75

0.882

Length of hospital stay (day)

8.50 ± 4.25

6.37 ± 2.04

0.035

  1. Continuous variables are presented as median (interquartile range, IQR) or mean ± standard deviation, and categorical variables are presented as counts (percentages). Statistically significant difference is highlighted in bold
  2. Abbreviations: ASA American Society of Anesthesiologists, ESP Erector spinae plane