Table 2.

Demographic differences in sex party attendance

	Group a		Attended a sex party? Group b		Group c		χ2	df	p	Post hoc †
	Never in my life (“non-attendees”) n = 650		Yes, but not in the last year (“lifetime attendees”) n = 480		Yes, in the last year (“past year attendees”) n = 933
	n	%	n	%	n	%
Sexual identity
Gay	485	74.6	367	76.5	729	78.1	9.60	6	0.14	--
Bisexual	155	23.8	99	20.6	181	19.4
Queer	4	0.6	9	1.9	17	1.8
Heterosexual	6	0.9	5	1.0	6	0.6
Sex Role
Bottom (100%)	84	12.9	62	12.9	149	16.0	9.36	8	0.31	--
Versatile bottom	180	27.7	109	22.7	229	24.5
Versatile (50/50)	162	24.9	128	26.7	249	26.7
Versatile top	148	22.8	120	25.0	196	21.0
Top (100%)	76	11.7	61	12.7	110	11.8
HIV Status
Negative	504	77.7	314	65.4	574	61.5	64.09	4	< .001	a ≠ b, c
Positive	75	11.6	115	24.0	262	28.1
Unknown	70	10.8	51	10.6	97	10.4
Race or Ethnicity
White	369	56.8	303	63.3	581	62.3	1.96	3	0.58	--
Black	120	18.5	69	14.4	129	13.8
Latino	76	11.7	45	9.4	110	11.8
Multiracial or “other”	85	13.1	62	12.9	113	12.1
Currently in a relationship
Yes	472	72.6	0.08	64.2	637	68.3	9.30	2	0.01	a ≠ b
	Md	IQR	Md	IQR	Md	IQR	χ2*	df	p
What is your age?	29	23–43	38	27–48	37	27–48	92.78	2	< .001	a ≠ b, c

^*Kruskal Wallis test (non-parametric equivalent to ANOVA)

^†As appropriate, post hoc tests were conducted using partial χ² or Mann Whitney U with LSD criterion