BMI < 30

BMI ≥ 30

P

Spinal anesthésia

486

80.33%

234

81.82%

0.334

Multiple lumbarpunction

290

47.93%

192

67.13%

<0.001

Failure to lumbarpunction

0

0.00%

3

1.05%

0.033

Severe low blood pressure

118

19.50%

57

19.93%

0.474

Reconversion in general anesthésia

13

2.15%

16

5.59%

0.008

General anesthesia

119

19.67%

52

18.18%

0.334

Mallampati 1

311

51.40%

61

21.30%

<0.001

Mallampati 2

183

30.20%

36.4%

0.041

Mallampati 3

78

12.90%

28.00%

<0.001

Mallampati 4

33

5.50%

14.30%

<0.001

Multiple laryngoscopy

43

7.11%

36

12.59%

0.006

Failure to intubation

6

0.99%

4

1.40%

0.407

Laryngospasm

1

0.17%

0

0.00%

0.313

Hypoxia

77

12.73%

41

14.34%

0.287

Bronchial inhalation

0

0.00%

1

0.35%

0.321

Cardiac arrest

1

0.17%

0

0.00%

0.679

Pulmonary distress

2

0.33%

2

0.70%

0.385

Late awakening

5

0.83%

5

1.75%

0.385