B: Functional status scale (FSS).

q1
Writing		 q2
Buttoning clothes		 q3
Holding a book		 q4
Gripping a telephone		 q5
Opening jars		 q6
Household chores		 q7
Carrying grocery bags		 q8
Bathing and dressing		 Mean FSS
Pre-op 2.24±1.58 2.64±1.61 2.13±1.44 2.16±1.46 2.20±1.47 2.09±1.43 2.20±1.41 1.20±0.46 2.11±1.06
Post-op 1m 1.02±0.15‡ 1.07±0.33‡ 1.11±0.44‡ 1.04±0.30‡ 1.44±1.06† 1.02±0.149‡ 1.76±1.21 1.02±0.15* 1.19±1.33‡
Post-op 6m 1.09±0.60‡ 1.31±0.90‡ 1.29±1.01† 1.29±1.01† 1.56±1.27* 1.29±1.01† 1.89±1.32 1.29±1.01 1.38±0.69‡

* p < 0.05; † p < 0.01; ‡ p < 0.001.