Table 2.

Dose Titration by Treatment Arm

Variable	Participants, No. (%)
	Pregabalin Arm (n = 218)	Placebo Arm (n = 106)	Total (N = 324)
Maximum dosage, mg/d
150	14 (6.4)	6 (5.7)	20 (6.2)
300	39 (17.9)	12 (11.3)	51 (15.7)
600	154 (70.6)	82 (77.4)	236 (72.8)
Never took study drug	11 (5.0)	6 (5.7)	17 (5.2)
Dosage at primary end point, mg/d
150	36 (17.1)	14 (13.6)	50 (16.0)
300	32 (15.2)	12 (11.7)	44 (14.1)
600	122 (58.1)	68 (66.0)	190 (60.7)
Not taking study drug	20 (9.5)	9 (8.7)	29 (9.3)
Missing/withdrawn	8	3	11