Table 5. Analysis results.

Variable		Ordinary type	Passive usage type	Active lover type
Sex		1.269^*** (0.079)	1.359^*** (0.090)	1.186^* (0.115)
Age		1.019^*** (0.003)	0.989^*** (0.003)	1.044^*** (0.006)
Residence		0.075^*** (0.006)	0.563^*** (0.036)	0.941 (0.091)
Job status		0.685^*** (0.046)	0.902 (0.063)	0.603^*** (0.070)
The degree of education		1.257^*** (0.043)	1.196^*** (0.044)	1.382^*** (0.074)
Marrige status (base=single)	Married	2.512^*** (0.317)	2.335^*** (0.314)	1.561^** (0.312)
Marrige status (base=single)	Others	1.304^* (0.199)	1.287 (0.205)	0.867 (0.259)
Average monthly household income (the fourth quartile)		1.048 (0.031)	1.038 (0.033)	1.326^*** (0.065)
Household		1.335 (0.150)	1.608^*** (0.189)	1.392^* (0.271)
Child status		1.314^*** (0.108)	0.962 (0.078)	1.349^* (0.221)
Constant term		0.000^*** (0.000)	0.000^*** (0.000)	0.000^*** (0.000)

p<0.10
p<0.05
p<0.001. parenthesis is S.E. base group=indifference type.