Table 3 Univariate analysis of early POCD after non-CABG cardiac surgery

Age

45.9 ± 17.9

39.6 ± 19.8

0.040

Gender (M/F)

32/26

62/56

0.742

BMI

20.5 ± 3.6

21.2 ± 3.9

0.239

Education background

0.122

  <3 years (%)

3

11

  3-6 years (%)

22

28

  7-9 years (%)

22

42

  9-12 years (%)

10

22

  >12 years (%)

2

14

Surgical type

0.051

 Congenital disease

10

42

  Valvular disease (%)

32

54

  Aorta disease (%)

14

20

  Tumor (%)

2

2

Hypertension (%)

10

16

0.518

ASA (II/III/IV)

24/24/10

78/32/8

0.005

NYHA (I/II/III/IV)

10/33/18/2

11/66/32/6

0.309

EF (%)

61

63

0.688

Hypertension (%)

62.8 ± 8.5

60.8 ± 8.1

0.173

Head-down position (%)

15.4

10.9

0.419

Surgical duration (h)

3.7 ± 1.4

3.1 ± 0.8

0.003

Anesthesia duration (h)

4.6 ± 1.5

3.8 ± 0.8

0.001

CPB duration (min)

105.2 ± 37.8

82.1 ± 28.0

<0.001

CC duration (min)

61.3 ± 26.0

45.8 ± 19.9

<0.001

Rewarming duration (min)

32.8 ± 2.2

34.0 ± 1.1

<0.001

Midazolam dose(mg)

10.3 ± 3.5

10.7 ± 2.6

0.502

Etomidate dose (mg)

27.2 ± 11.1

24.4 ± 9.1

0.108

Sufentanil dose (μg)

282.2 ± 118.8

252.8 ± 99.8

0.122