Evaluation of Simple Visual Reaction Time of Different Colored Light Stimuli in Visually Normal  Students

Figures & data

Table 1 Mean and Standard Deviation of Simple Visual Reaction Time

Color of Stimuli	Mean (SD)
Red	207.88 (7.14)
Green	218.24 (11.54)
Blue	224.39 (15.62)
Yellow	216.02 (12.49)

Abbreviation: SD, standard deviation.

Table 2 Comparison of Simple Visual Reaction Time for Different Color Stimuli

(I) Color	(J) Color	Mean Difference (I-J)	P-value
Yellow	Blue	−8.37	<0.001
	Green	−2.22	0.195
	Red	8.14	<0.001
Blue	Yellow	8.37	<0.001
	Green	6.15	<0.001
	Red	16.51	<0.001
Green	Yellow	2.22	0.195
	Blue	−6.15	<0.001
	Red	10.36	<0.001
Red	Yellow	−8.14	<0.001
	Blue	−16.51	<0.001
	Green	−10.36	<0.001