[Table/Fig-5]:

Visible and latent lip prints using Indigo on three different surfaces.

Fabric Used	Visible Lip Prints Indigo			Latent Lip Prints Indigo
	POOR	FAIR	GOOD	POOR	FAIR	GOOD
White Cotton Fabric	6	11	13	19	1	0
White Satin Fabric	0	10	10	11	9	0
White Clay Cup	5	13	2	14	6	1
Total	11	34	15	44	16	0
χ2	13.648			8.352
p-value	0.009*			0.015*

The statistical test applied is using chi square test

*denotes significant association: p-value is significant