Table 7 Pain severity and pain relief medication

 At extubation

2 [0–3]

1 [0–4]

0.88

 To 30 min

4 [2–7]

5 [3–7]

0.44

 30 min to 2 h

3 [2–4]

3 [2–4]

0.90

 2 h to 6 h

2 [1–2]

2 [1–3]

0.46

 6 h to 24 h

2 [1–3.5]

2 [1–3]

0.26

 At extubation

0

0

NA

 To 30 min

10 (23.3%)

9 (22.5%)

0.94

 30 min to 2 h

5 (11.6%)

4 (10%)

0.81

 2 h to 6 h

5 (11.6%)

5 (12.5%)

0.90

 6 h to 24 h

12 (27.9%)

11 (27.5%)

0.97