. 2013 Sep 1;3(2):250–255. doi: 10.5812/aapm.10259

Table 1. Demographic Data, Treated Joints and Mean Duration of Pain .

	Knee	Shoulder	TMC ^a	MP1 ^a
Female	18	15	3	6
Male	8	2	4	1
Mean age, y	62.3	68.1	73.0	64.5
Range	33-91	50-81	69-81	47-74
No. of treated	40	28	10	11
Pain duration, mo, mean	22.5	23.7	14.5	60.2

^a Abbreviations: MP1, First Metatarso-Phalangeal;TMC, Trapezio-Meta-Carpal