Table 1 Patient characteristics of control group and median nerve group for radial artery cannulation

Age(y)

32 ± 5

32 ± 4

0.602

Estimated gestational age (wk)

37.4 ± 1.8

37.5 ± 1.6

0.618

Body mass index (kg/m²)

27 ± 4

27 ± 3

0.933

Baseline systolic pressure (mm Hg)

137 ± 15

137 ± 15

0.955

Baseline diastolic pressure (mm Hg)

80 ± 13

79 ± 10

0.593

Baseline heart rate (bpm)

84 ± 15

84 ± 15

0.961

Preeclampsia

> 0.999

 Mild

31(67.4%)

32(69.6%)

 Severe

15(32.6%)

14(30.4%)

Antihypertension treatment

0.770

 Labetolol

14(30.4%)

13(28.3%)

 Nicardipine

3(6.5%)

5(10.9%)

 Nifedipine

0(0%)

0(0%)

 Magnesium

4(8.7%)

6(13.0%)