T-test for independent variables

Variables

Spinal (145)

Local (130)

t

Sig (2-Tailed)

95% CI

Age (years)

−1.282

0.201

−5.187 - 1.096

Mean

42.19

44.24

SD

12.995

13.448

Median

39

43.5

IQR

33 - 51

33.75 - 53.25

Sex

Male

125

109

70.833

0.009

69.753 - 100.247

Female

20

21

12.5

0.51

−0.247 - 30.247

Symptoms duration (days)

0.316

0.829

−12.490 - 5.549

Mean

58.53

57

SD

61.674

55.725

Median

36

36

IQR

12 - 78

24 - 72

Transfusion

0.755

0.451

−0.219 - 0.492

No of patients

30

43

Total units transfused

149

111

Mean transfusion rate

4.9

2.5

Stage of haemorrhoids

1.714

0.088

−0.025 - 0.358

1

10

11

2

81

77

3

27

37

4

27

8

Reporting Hb (g/dl)

−8.887

0.376

−1.5413 - 0.5837

Mean

10.01

10.489

SD

4.54

4.369

Median

11.5

12.1

IQR

5.62 - 13.6

6.5 - 13.725