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Table 1 Patients’ characteristics

From: Prediction of hypotension during the alveolar recruitment maneuver in spine surgery: a prospective observational study

 

Non-hypotension (n = 19)

Hypotension (n = 75)

p value

Age (years)

50.2 ± 14.7

57.9 ± 10.7

0.01

Sex (male, %)

14 (73.7)

36 (48.0)

0.05

ASA physical status

0.07

 I

11 (57.9)

26 (34.7)

 

 II

8 (42.1)

49 (65.3)

 

Comorbidities

0.247

 Hypertension

2 (10.5)

20 (26.7)

0.140

 Diabetes mellitus

1 (5.3)

7 (9.3)

0.572

 Hypertension and diabetes mellitus all

4 (21.1)

12 (16)

0.603

 Coronary artery disease

0 (0)

1 (1.3)

0.615

 Cerebrovascular disease

0 (0)

2 (2.7)

0.474

 Propofol dose (mg)

108.9 (23.0)

118.4(21.2)

0.091

 Cumulative remifentanil dose (mcg)

68.8 [27.3–88.6]

74.7 [62.5–89.9]

0.694

 Lung compliance (ml/cmH20)

59.4 ± 12.4

52.5 ± 13.1

0.252

  1. Values are presented as mean ± standard deviation, a number of patients (%), or median [interquartile range]
  2. ASA American Society of Anesthesiologists