Table 1 Influence of operative time on Postoperative pain

≤ 17

Mean

3.2667

1.6333

1.5000

1.2000

.9333

.7333

.5333

N

30

30

30

30

30

30

30

Std. Deviation

1.22990

1.09807

1.13715

.76112

.52083

.63968

.50742

18-23

Mean

3.3784

2.1351

1.7838

1.7568

1.6757

1.1892

.9459

N

37

37

37

37

37

37

37

Std. Deviation

1.55190

1.39766

1.22781

1.47959

1.56443

1.15079

1.02594

24-29

Mean

3.8421

1.2105

1.1053

.9474

1.2105

.4211

.4211

N

19

19

19

19

19

19

19

Std. Deviation

.83421

1.22832

.56713

.62126

.78733

.50726

.50726

30-35

Mean

4.0882

1.8235

1.3824

1.2353

1.3529

1.1471

1.1471

N

34

34

34

34

34

34

34

Std. Deviation

1.23993

1.40282

1.45674

1.07475

1.17763

.85749

.85749

P value

0.04

0.08

0.224

.041

.073

.005

.003