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Table 1 Patient background

From: Usefulness of criteria for intraoperative Management of Postoperative Nausea and Vomiting

Item

Pre-criteria group (n = 193)

Post-criteria group (n = 176)

P

Age

46 (23–91)

46 (18–80)

NSa)

Apfel simplified score (point)

 1

15 (7.8)

10 (5.7)

NSb)

 2

53 (27.5)

75 (42.6)

0.002b)

 3

94 (48.7)

78 (44.3)

NSb)

 4

31 (16.1)

13 (7.4)

0.009b)

Disease

 Malignant neoplasm of the ovary

17 (8.8)

20 (11.4)

NSb)

 Borderline neoplasm of the ovary

3 (1.6)

4 (2.3)

NSc)

 Benign neoplasm of the ovary

29 (15.0)

27 (15.3)

NSb)

 Malignant neoplasm of the uterus

19 (9.8)

26 (14.8)

NSb)

 Benign neoplasm of the uterus

80 (41.5)

65 (36.9)

NSb)

 Malignant neoplasm of the soft tissue and other organs

4 (2.1)

3 (1.7)

NSc)

 Non-inflammatory disorders of the female genital tract

36 (18.7)

28 (15.9)

NSb)

 Others

5 (2.6)

3 (1.7)

NSc)

Laparoscopic surgeries

97 (50.3)

127 (72.2)

<  0.0001b)

Epidural anesthesia

62 (32.1)

42 (23.9)

NSb)

Volatile anesthetics

153 (79.3)

149 (84.7)

NSb)

TIVA

41 (21.2)

27 (15.3)

NSb)

Operative duration (minutes)

155 (49–639)

186 (36–597)

NSa)

Anesthesia duration (minutes)

201 (86–698)

198.5 (67–657)

NSa)

Number of implemented measuresd)

 1

43 (22.3)

29 (16.5)

NSb)

 2

75 (38.9)

97 (55.1)

0.002b)

 3

38 (19.7)

36 (20.5)

NSb)

 4

18 (9.3)

7 (4.0)

NSb)

 5

2 (1.0)

0 (0)

NSc)

Antiemetics

 Dexamethasone

130 (67.4)

152 (86.4)

<  0.0001b)

 Droperidol

130 (67.4)

134 (76.1)

NSb)

 Metoclopramide

32 (16.6)

14 (8.0)

0.011b)

 Droperidol (PCA)

56 (29.0)

32 (18.2)

0.014b)

Dose of antiemetics (mg)

 Dexamethasone

6.6 (0–6.6)

6.6 (0–6.6)

<  0.0001a)

 Droperidol

0.75 (0–5.0)

0.875 (0–2.5)

NSa)

 Metoclopramide

0 (0–20)

0 (0–10)

0.012a)

  1. Numerical values represent the number of patients and percentage (%)
  2. Continuous variables are represented as median range
  3. a) Wilcoxon rank sum test. b) Chi-squared test. c) Fisher’s exact test
  4. d) Number of implemented management measures including the total number of the any of the following:
  5. intraoperative antiemetics (dexamethasone, metoclopramide, droperidol), mixture of droperidol in a PCA pump, or TIVA
  6. Units represent the number of measures
  7. NS Not significant, TIVA Total intravenous anesthesia, PCA Patient controlled analgesia