The Effect of Peritubal Infiltration with Bupivacaine and Morphine on Postoperative Analgesia in Patients Undergoing Percutaneous Nephrolithotomy

Table 3

The distribution of complications according to groups [, (%)].

Modified Clavien Classification	Group P; ()	Group C; ()
Grade 1
(i) Fever (>38°C)	1 (1.5)	2 (3.1)	0.54
(ii) Nausea	10 (15.2)	8 (12.5)	0.66
(iii) Vomiting	4 (6.1)	5 (7.8)	0.69
(iv) Headache	7 (10.6)	4 (6.3)	0.37
(v) Itching	2 (3)	3 (4.7)	0.62
Grade 2
(i) Blood transfusion	3 (4.5)	1 (1.6)	0.32
(ii) Infection	4 (6.1)	1 (1.6)	0.18
Grade 3a	0 (0)	0 (0)
Grade 3b
(i) Arteriovenous fistula	1 (1.5)	0 (0)	0.32
Grade 4
(i) Acute Coronary Syndrome	1 (1.5)	0 (0)	0.32