Table 1: The score of Boston carpal tunnel.
A. Symptoms severity scale (SSS).

Q1
Night pain severity		 Q2
Wake up by pain		 Q3 Daytime pain severity Q4 Daytime pain frequency Q5
Pain episode duration		 Q6 Numbness severity Q7 Weakness severity Q8
Tingle severity		 Q9
Night numbness		 Q10
Wake up by numbness		 Q11
Key or pen holding		 Mean
SSS
Pre-op 3.31±1.59 4.51±1.20 2.89±1.43 2.98±1.37 3.11±1.53 3.64±1.60 1.91±1.47 2.42±1.64 3.93±1.30 3.76±1.48 2.07±1.42 3.14±0.84
Post-op 1m 1.13±0.41‡ 1.04±1.20‡ 1.20±0.46‡ 1.47±0.99‡ 1.40±0.99‡ 1.36±0.57‡ 1.20±0.59‡ 1.11±0.53‡ 1.38±0.32‡ 1.11±0.32‡ 1.04±0.30‡ 1.22±0.81‡
Post-op 6m 1.07±0.33‡ 1.04±0.30‡ 1.07±0.25‡ 1.09±0.29‡ 1.31±0.87‡ 1.31±0.56‡ 1.49±0.87 1.00±0.00‡ 1.42±0.58‡ 1.18±0.39‡ 1.09±0.60‡ 1.19±0.30‡

† p < 0.01; ‡ p < 0.001. None of the p-value for the postoperative data without sign ‡ was less than 0.01 as comparison to the preoperative data of the same item (Q1 to Q11).