Group A (40)

Group B (40)

Group C (40)

F Test

P-value

Time to reach T6

3.55 ± 0.78

3.08 ± 0.69a

2.78 ± 0.48ab

13.84

<0.001**

Peak sensory level

T2

2 (5.0)

4 (10.0)

8 (20.0)

FET = 29.4

<0.001**

T3

3 (7.5)

6 (15.0)

13 (32.5)

T4

12 (30.0)

18 (45.0)

12 (30.0)

T5

14 (35.0)

12 (30.0)

7 (17.5)

T6

9 (22.5)

0 (0.0)

0 (0.0)

Time to max. Bromage scale

3.45 ± 0.71

3.05 ± 0.64a

2.53 ± 0.51ab

22.0

<0.001**

Duration of sensory block

129.3 ± 12.93

132.25 ± 7.3

141.15 ± 12.6ab

15.22

<0.001**

Duration of motor block

135.5 ± 13.9

139.6 ± 10.7

148.6 ± 11.6ab

15.17

<0.001**

PACU stay time

138.75 ± 14.31

142.88 ± 9.9

152.5 ± 6.8ab

22.5

<0.001**

Total fluid volume

2193.75 ± 399.23

2476.25 ± 494.97a

2896.25 ± 345.74ab

28.62

<0.001**

Estimated blood loss

646.25 ± 93.64

715.0 ± 76.12a

781.25 ± 98.51ab

22.53

<0.001**

Urine output

136.38 ± 59.51

130.13 ± 55.45

139.25 ± 43.3

0.31

0.74

Dose of ephedrine

15.15 ± 7.01 (n = 33)

15.69 ± 5.63 (n = 36)

26.5 ± 11.78ab (n = 40)

20.34

<0.001**

Dose of phenylephrine

148.33 ± 98.68 (n = 30)

141.67 ± 56.7 (n = 36)

211.25 ± 93.02ab (n = 35)

7.81

0.001**

PEF baseline

363.0 ± 36.0

357.13 ± 31.86

352.5 ± 25.57

1.12

0.33

PEF-30 min

343.75 ± 35.06

335.63 ± 32.96

320.38 ± 24.0ab

5.85

0.004**

Apgar 1 min

8.03 ± 0.83

7.90 ± 0.81

7.45 ± 1.11ab

4.26

0.016*

Apgar 5 min

8.9 ± 1.03

8.95 ± 0.82

8.45 ± 1.11ab

3.08

0.05*

UCPH

7.274 ± 0.006

7.272 ± 0.008

7.265 ± 0.011ab

12.15

<0.001**

No of attempts

1.03 ± 0.16

1.13 ± 0.404

1.35 ± 0.70ab

4.9

0.009**

Arrival to induction

13.28 ± 1.74

16.95 ± 4.2a

20.33 ± 5.39ab

30.05

<0.001**

Induction to skin

13.7 ± 3.13

14.05 ± 3.0

14.5 ± 3.07

0.68

0.51

Induction to ut

20.98 ± 3.05

23.03 ± 3.17a

26.28 ± 2.94ab

30.67

<0.001**

Ut to delivery

48.88 ± 16.47

53.5 ± 14.77

63.5 ± 16.53ab

8.79

<0.001**

Skin incision to closure (surgery duration)

43.7 ± 5.13

49.1 ± 5.28a

56.18 ± 6.43ab

49.19

<0.001**