Table 1. Application of masculinity/femininity ratings in various fields of research.

Study	Reference	Subjects	Raters	Ratings
Correlation between masculinity and trustworthiness/emotions	[9]	12	40	480
Relationship between masculinity/femininity and attractiveness as well as masculinity and distinctiveness	[3] [4]	71	204	5036
Relationship between masculinity/femininity and health	[10]	310	37	11470
Relationship between masculinity/femininity and symmetry.	[13]	194	39	5599
Role of gender scores in sex classification of faces.	[47]	200	40	8000
Relationship between sexual behaviour and masculinity/femininity	[5]	362	109	40952
Womens' preference and mate choice based on masculinity of men	[48] [7]	40	20	800
Relationship between masculinity and semen quality in men	[12]	118	12	1416
Relationship between sociosexuality and gender ratings	[6]	8+50	195+17	2410
Role of masculinity in the functioning of a male endocrine system	[19]	57	72	4104
Role of masculinity and femininity in distinguishing homosexuals	[49]	95	58	5510
Effects of syndrome on masculinity/femininity	[11]	103	8	824
Comparison between masculinity (attractiveness) and intelligence as cues for health and provision of resources in mate selection	[8]	32	689	22048
Evaluating the outcome of facial cosmetic surgery in terms of perceptual attractiveness; pre and post surgery	[15] [14]	32; 20	163; 90	5216; 1800

Applications of perceptual gender ratings by employing human raters. Notice the huge number of ratings performed in case. References are provided for interested readers.