Table 2. Mean (SD) and Repeated Measure ANOVA Results for Perceived Discomfort in 6 Areas in 3 Interventions (N = 25).

Variable	Without Stand		Conventional Stand		New Designed Stand	P Value
Neck	4.92 (2.14)		4.08 (1.87)		2.72 (1.88)	<0.001
Lower back	4.56 (2.18)		3.96 (1.84)		2.64 (1.60)	<0.001
Shoulder	3.88 (2.26)		3.44 (1.85)		2.32 (1.55)	<0.001
Wrist	3.64 (1.75)		3.08 (1.53)		2.32 (1.65)	<0.051
Hand	3.16 (1.70)		2.8 (1.61)		2.04 (1.54)	<0.051
Knee	1.84 (1.34)		1.48 (0.96)		1.4 (1.00)	<0.051