Table 1 Demographical characteristics and clinical data of the patients before and after PSM.

From: The risk factors of postoperative nausea and vomiting in patients undergoing laparoscopic sleeve gastrectomy and laparoscopic distal gastrectomy: a propensity score matching analysis

Variables

Before PSM

After PSM

PONV group

(n = 108)

No-PONV group

(n = 284)

p Value

PONV group

(n = 47)

No-PONV group

(n = 47)

p Value

Demographics

 Age

33 (25–45)

60 (41–73)

 < 0.01

38 (27–66)

62 (41–74)

 < 0.01

 Gender (male%)

44 (41%)

193 (68%)

 < 0.01

26 (55%)

22 (47%)

0.42

 BMI (kg/m2)

34 (25–44)

24 (22–27)

 < 0.01

27 (23–41)

24 (22–27)

0.20

 Smoking (%)

64 (60%)

146 (51%)

0.16

29 (62%)

25 (53%)

0.41

 Hospital stay

10 (9–13)

11 (9–13)

0.43

11 (9–13)

11 (9–13)

0.26

 T2DM (%)

41 (38%)

120 (42%)

0.44

19 (40%)

24 (51%)

0.31

 GERD (%)

47 (44%)

60 (21%)

 < 0.01

17 (36%)

23 (49%)

0.22

 PONV HIS(%)

92 (85%)

223 (79%)

0.12

39 (83%)

41 (87%)

0.57

 Motion HIS(%)

82 (76%)

177 (62%)

 < 0.01

35 (74%)

30 (64%)

0.27

Laboratory test

 NLR

2.0 (1.6–2.9)

1.7 (1.3–2.3)

 < 0.01

1.8 (1.5–2.2)

1.7 (1.3–2.3)

 < 0.01

 MLR

1.9 (1.5–2.2)

1.6 (1.3–2.2)

 < 0.01

1.8 (1.3–2.0)

1.6 (1.3–2.2)

0.81

Operation

  

 < 0.01

  

0.22

 LSG

70 (65%)

24 (8%)

 

18 (38%)

24 (51%)

 

 LDG

30 (35%)

260 (92%)

 

29 (62%)

23 (49%)

 

Operation time

167 (142–220)

202 (165–240)

 < 0.01

175 (150–210)

202 (165–243)

0.63

PCIA

91 (84%)

221 (78%)

0.14

36 (77%)

32 (68%)

0.36

Opioid

70 (65%)

55 (19%)

 < 0.01

21 (45%)

16 (34%)

0.29

Anisodamine

44 (41%)

100 (35%)

0.31

20 (43%)

15 (32%)

0.30

Ondansetron

57 (53%)

13 (5%)

 < 0.01

13 (28%)

13 (28%)

1.00

  1. PONV postoperative nausea vomiting; PSM propensity score matching; BMI body mass index; T2DM type 2 diabetes mellitus; GERD gastroesophageal reflux disease; PONV HIS PONV history; Motion HIS, motion history; MLR monocyte-to-lymphocyte; NLR neutrophil-to-lymphocyte; LSG laparoscopic sleeve gastrectomy; LDG laparoscopic distal gastrectomy; PCIA patient-controlled intravenous analgesia.
  2. Significant values are given in Bold.
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