. Author manuscript; available in PMC: 2014 Jan 1.

Published in final edited form as: Br J Med Med Res. 2014 Jan 1;4(1):139–148. doi: 10.9734/BJMMR/2014/4897

Table 1.

Clinically meaningful and Really Important changes in daytime NRS pain during follow-up after the first IA-BoNT/A injection

	2-point reduction (clinically meaningful change) % (n/N)		50% reduction (really important change) % (n/N)

	Patients^a	Joints	Patients	Joints
1-month post-injection	6/11 (54%)	6/13 (46%)	3/11 (27%)	3/13 (23%)
2-month post-injection	4/9 (44%)	4/11 (36%)	3/9 (33%)	3/11 (27%)
3–4 month post-injection	4/7 (57%)	5/9 (56%)	4/7 (57%)	4/9 (44%)
5–9 month post-injection	3/3 (100%)	4/4 (100%)	3/3 (100%)	4/4 (100%)
10–18 month post-injection	2/2 (100%)	3/3 (100%)	1/2 (50%)	2/3 (67%)
19–28 month post-injection	1/1 (100%)	2/2 (100%)	1/1 (100%)	2/2 (100%)

One Patient missed the 1-month visit and did not provide follow-up pain data at that time