Table 4.

Multinomial logistic regression: sexual and HIV/STD testing behaviors among MSM who were website only users, gay app only users, and men who used both platforms in China, 2014 (N=1201)

	Gay App only versus website only user		Both versus website only user
	aOR	95% CI	aOR	95% CI
Number of sex partners found through the platform in the past 6 months
Single	Ref		Ref
Multiple	2.15	1.60, 2.88***	–	–
Condomless anal sex with last male partner men in the last 6 months
Yes	1.10	0.82, 1.46	1.00	0.74, 1.36
No	Ref		Ref
Time duration between meeting the last sex partner through the platform and meeting in person
< 1 day	2.24	1.57, 3.19***	3.71	2.50, 5.51***
2–7 days	1.88	1.34, 2.64***	2.32	1.56, 3.43***
>1 week	Ref		Ref
Negotiation about condom use with last partner before meeting in person
Yes	1.09	0.82, 1.46	0.52	0.39, 0.71***
No	Ref		Ref
Asked for HIV status before meeting in person
Yes	1.15	0.86, 1.56	0.79	0.57, 1.10
No	Ref		Ref
Had group sex in the last 12 months
Yes	1.04	0.64, 1.48	1.57	0.97, 2.53
No	Ref		Ref
Had commercial sex in the last 12 months
Yes	1.11	0.60, 2.06	1.63	0.87, 3.05
No	Ref		Ref
Had sex while having drugs in the last 12 months
Yes	1.32	0.94, 1.86	1.66	1.17, 2.37**
No	Ref		Ref
Received online health message
Yes	1.25	0.94, 1.67	2.19	1.57, 3.05***
No	Ref		Ref
Ever been tested for HIV
Yes	1.05	0.79, 1.40	1.23	0.90, 1.68
No	Ref		Ref
Ever been tested for STDs
Yes	0.99	0.73, 1.35	1.28	0.92, 1.78
No	Ref		Ref

Note: Multivariable model controlled for age, education, income, marital status, residency, currently had a main partner, sexual orientation, and disclosure status.

^*p < 0.05;

^**p < 0.01;

^***p < 0.001