TNR

p-Value

OR (95% CI)

Age

<35 years

>35 years

Reference

0.78

0.39 (0.14 - 1.1)

Parity

Primigravida

Mulipara

0.49

Reference

0.76 (0.35 - 1.6)

Birth weight

<4 kg

≥4 Kg

Reference

0.76

1.3 (0.25 - 6.65)

Perineal length

<4 cm

≥4 cm

0.009

Reference

4.54 (1.5 - 14.0)

Circumcision

No

Yes

Reference

0.0003

14.16 (8.1 - 24.9)

Duration of 2nd stage of labor

<1 hour

≥1 hour

Reference

0.999

0.0001