Table 3.

Effect of Night Shift Mode on Blue Light Intensity

Setting	Device	Brightness	0NS to 50NS		50NS to 100NS		0NS to 100NS
			%Reduction	P-Value	%Reduction	P-Value	%Reduction	P-Value
Dark Room	iPhone 8	100	46.41%	<.01	64.91%	<.01	81.20%	<.01
		50	44.05%	<.01	56.39%	<.01	75.60%	<.01
	iPhone X	100	53.21%	<.01	66.20%	<.01	84.18%	<.01
		50	45.47%	<.01	58.75%	<.01	77.50%	<.01
	iPad	100	53.44%	<.01	70.99%	<.01	86.49%	<.01
		50	51.97%	<.01	67.79%	<.01	84.53%	<.01
Ambient Light	iPhone 8	100	60.51%	<.01	56.36%	<.01	82.77%	<.01
		50	40.48%	<.01	54.69%	<.01	73.03%	<.01
	iPhone X	100	56.43%	<.01	66.40%	<.01	85.36%	<.01
		50	43.05%	<.01	56.49%	<.01	75.22%	<.01
	iPad	100	63.97%	<.01	71.93%	<.01	89.89%	<.01
		50	62.69%	<.01	67.21%	<.01	87.76%	<.01