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Table 2 Surgical characteristics

From: Two-port versus three-port video-assisted thoracoscopic surgery for primary spontaneous pneumothorax: feasibility, postoperative outcome and long-term recurrence rates

Variables

Two-port VATS N = 28

Three-port VATS N = 30

p-value

Chest tube duration (days)

5,5

7

0.228

LOS (days)

7

9

0.012*

Piritramide dosage / stay (mg)

15

30

0.012*

Non-opioid dosage / stay (g)

16

20

0.010*

Operation time (min)

65

90

0.001*

Length of air leak (days)

5

6

0.135

Pleurectomy volume (cm3)

12.8

14.3

0.450

Postoperative complications

   

 Hemothorax (n, %)

0

3 (10%)

0.001*

 Prolonged air leak (n, %)

9 (32.1%)

15 (50.0%)

0.136

 Recurrence (n, %)

2 (7.1%)

5 (16.7%)

0.274

  1. Unless otherwise specified, all data are presented as mean value. cm3 cubic centimetre, min minutes, mg milligram, g gram, LOS length of hospital stay. A *p-value < 0.05 indicates statistical significance