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

Table 2

Analgesic usage profile of the groups (mean ± standard deviation).

	Group P; ()	Group C; ()
Time of first analgesia	262.2 ± 214.4	148.8 ± 110.3	<0.001
Number of demand	8.33 ± 8.8	16.9 ± 16.4	<0.001
Number of total analgesic	6.05 ± 5	10.5 ± 7.7	<0.001

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