. 2011 Jun 21;10(4):306–309. doi: 10.1007/s12663-011-0250-9

Table 1.

Demographic details and operation data of patients evaluated in the comparative study of the use of tramadol and diclofenac for the prevention of postoperative pain

Variables	Diclofenac group	Tramadol group
Number of subject	25	25
Number of dropouts	2	4
Male:Female	14:9	18:3
Age (years)	26.57 ± 5.6^a	25.76 ± 4.1^a
Weight (kg)	65.91 ± 6.9^a	64.43 ± 6.8^a
Amount of local anesthesia used (ml)	5.2 ± 0.7^a	5.4 ± 0.2^a
Mean operation time (min)	34.96 ± 3.7^a	32.04 ± 5.2^a

^aWhen appropriate, results are expressed as mean ± SD, No significant difference between (P > 0.05) the two group in demographic details