Table 2.

Use of cooling measures and medication for application-associated discomfort

No. of patients receiving treatment (%) (95% CI)	Lidocaine (n = 61)	Tramadol (n = 61)
Day of treatment visit
Medication for application-associated discomfort	19 (31.2) (19.9–44.3)	16 (26.2) (15.8–39.1)
Cooling measures	48 (78.7) (66.3–88.1)	42 (68.9) (55.7–80.1)
Within 5 days following patch application
Medication for application-associated discomfort	21 (34.4) (22.7–47.7)	19 (31.2) (19.9–44.3)
Cooling measures	48 (78.7) (66.3–88.1)	43 (70.5) (57.4–81.5)

CI, confidence interval.