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Table 1 Baseline characteristics of participating patients, values are mean (SD) or number (proportion)

From: Cardiorespiratory impact of intrathoracic pressure overshoot during artificial carbon dioxide pneumothorax: a randomized controlled study

Characteristics

STR Group

(n = 100)

STO Group

(n = 100)

P

Height (cm)

162 ± 6.6

165 ± 5.6

0.412

Weight (kg)

63 ± 9.7

60 ± 7.4

0.476

Age (year)

67 ± 7.6

67 ± 3.1

0.864

Sex (male/female)

88 / 12

84 / 16

0.870

Operation time (min)

235 ± 32.6

259 ± 66.7

0.140

Pneumothorax time (min)

78 ± 19.8

90 ± 31.3

0.128

aAnesthesia recovery time (min)

38.5 ± 5.24

36.2 ± 5.45

0.152

Vasopressor usage rate (%)

68%

43%

0.001

Intraoperative blood loss (ml)

122 ± 45.9

118 ± 55.8

0.790

Fluid replacement volume (ml)

2182 ± 503.7

2290 ± 455.4

0.489

Urine volume (ml)

454 ± 241.1

453 ± 206.2

0.991

  1. a Anesthesia recovery time: the time from the end of anesthesia till the patient returned to the ward