Comparison 2. Different ergonomic positioning or equipment regimens.

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
1 Long‐term improvement in CTS symptoms (pain change scores) (> 3 months)	1		Mean Difference (IV, Random, 95% CI)	Subtotals only
1.1 Change from baseline to end of 6 months treatment (Apple Adjustable Keyboard vs Comfort Keyboard System)	1	22	Mean Difference (IV, Random, 95% CI)	‐0.27 [‐2.32, 1.78]
1.2 Change from baseline to end of 6 months treatment (Apple Adjustable Keyboard vs Microsoft Natural Keyboard)	1	22	Mean Difference (IV, Random, 95% CI)	‐0.09 [‐2.73, 2.55]
1.3 Change from baseline to end of 6 months treatment (Comfort Keyboard System vs Microsoft Natural Keyboard)	1	22	Mean Difference (IV, Random, 95% CI)	0.18 [‐2.43, 2.79]