Efficacy of Preoperative Administration of Paracetamol-Codeine on Pain following Impacted Mandibular Third Molar Surgery: A Randomized, Split-Mouth, Placebo-Controlled, Double-Blind Clinical Trial

Table 2

Comparison of pain scores (NRS-11) between patients who received the analgesic drug in the first surgery and the second surgery and between patients who received the placebo in the first surgery and the second surgery.

	First surgery	Second surgery
Pain intensity scores in the analgesic group	3.05 ± 1.75	2.09 ± 2.02	0.419
Pain intensity scores in the placebo group	3.48 ± 2.62	5.48 ± 2.52

Data expressed as the mean ± standard deviation.
Asterisk indicates a significant difference.