Page 14 - World Journal of Laparoscopic Surgery

Nuhu Musa Mshelia et al

Table 2: Operative time and c 2 Table 3: Recovery time and c 2
S. no. RT observed (O) RT expected (E) O-E c 2 S. no. RT observed (O) RT expected (E) O-E c 2
1. 45 34.2 10.8 3.24 1. 180 181 – 1 0.01
2. 31 34.2 – 3.2 0.29 2. 180 181 – 1 0.01
3. 42 34.2 7.8 1.77 3. 210 181 29 4.64
4. 33 34.2 – 1.2 0.04 4. 150 181 – 31 5.31
5. 35 34.2 0.8 0.01 5. 150 181 – 31 5.31
6. 35 34.2 0.8 0.01 6. 180 181 – 1 0.01
7. 28 34.2 – 6.2 1.12 7. 180 181 – 1 0.01
8. 30 34.2 – 4.2 0.51 8. 240 181 59 4.64
9. 32 34.2 – 2.2 0.14 9. 180 181 – 1 0.01
10. 28 34.2 – 6.2 1.12 10. 180 181 – 1 0.01
11. 30 34.2 – 4.2 0.51 11. 150 181 – 31 5.31
12. 32 34.2 – 2.2 0.14 12. 180 181 – 1 0.01
13. 38 34.2 3.8 0.42 13. 190 181 9 0.44
14. 33 34.2 – 1.2 0.04 14. 180 181 – 1 0.01
15. 36 34.2 1.8 0.09 15. 150 181 – 31 5.31
16. 32 34.2 – 2.2 0.12 16. 180 181 – 1 0.01
17. 40 34.2 7.8 1.88 17. 180 181 – 1 0.01
18. 36 34.2 1.8 0.09 18. 210 181 29 4.64
19. 38 34.2 3.8 0.42 19. 180 181 – 1 0.01
20. 30 34.2 – 2.2 0.14 20. 190 181 9 0.44
2
c = Σ(O-E) /E = 12.1; p-value = (C-1) (D-1) = 19 c = Σ(O-E) /E = 36.15
2
2
2
Table 4: Pain perception and c 2 Table 5: Hospital stay and c 2
S. no. PP observed (O) PP expected (E) O-E c 2 S. no. HS observed (O) HS expected (E) O-E c 2
1. 2 2.55 – 0.55 0.12 1. 19 22.1 – 3.1 0.43
2. 2 2.55 – 0.55 0.12 2. 18 22.1 – 4.1 0.76
3. 3 2.55 0.45 0.08 3. 22 22.1 – 0.1 0.04
4. 3 2.55 0.45 0.08 4. 19 22.1 – 3.1 0.43
5. 3 2.55 0.45 0.08 5. 22 22.1 – 0.1 0.04
6. 2 2.55 – 0.55 0.12 6. 26 22.1 3.9 0.68
7. 3 2.55 0.45 0.08 7. 23 22.1 0.9 0.03
8. 2 2.55 – 0.55 0.12 8. 22 22.1 – 0.1 0.04
9. 3 2.55 0.45 0.08 9. 22 22.1 – 0.1 0.04
10. 2 2.55 – 0.55 0.12 10. 23 22.1 0.9 0.03
11. 3 2.55 0.45 0.08 11. 22 22.1 – 0.1 0.04
12. 3 2.55 0.45 0.08 12. 23 22.1 0.9 0.03
13. 2 2.55 – 0.55 0.12 13. 24 22.1 1.9 0.16
14. 3 2.55 0.45 0.08 14. 23 22.1 0.9 0.03
15. 2 2.55 – 0.55 0.12 15. 25 22.1 2.9 0.38
16. 3 2.55 0.45 0.08 16. 19 22.1 – 3.1 0.43
17. 2 2.55 – 0.55 0.12 17. 20 22.1 – 2.1 0.19
18. 3 2.55 0.45 0.08 18. 23 22.1 0.9 0.03
19. 3 2.55 0.45 0.08 19. 24 22.1 1.9 0.16
20. 2 2.55 – 0.55 0.12 20. 23 22.1 0.9 0.03
2
2
2
2
c = Σ(O-E) /E = 1.96 c = Σ(O-E) /E = 4.00
CONCLuSION incision surgeries. We hope to institute the minimal
In our experience of a year review, the result does point to access surgery approach to appendicectomy as a training
a switch to a laparoscopic approach over open methods. tool to our residents in that it is safe to practice in our
There is general acceptance from the public as indicated local environment.
by their quest for scar less surgeries. We have more There is still more room to improve in the quality and
work to compare the conventional laparoscopy to single management of time in the acts of laparoscopic surgeries.

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