The impact of sharing physical activity experience on social network sites on residents’ social connectedness:a cross-sectional survey during COVID-19 social quarantine

Table 3 Multiple linear stepwise regression analysis

Variable	Model 1	Model 2	Model 3	Model 4
Sharing physical activity experiences	0.776^***	0.441^***	0.417^***	0.323^***
Positive self-presentation		0.428^***		0.260^***
Positive feedback			0.421^***	0.292^***
Gender
Female	0.004	0.010	−0.010	−0.002
BMI
Standard Body Shape	0.249^***	0.010^**	0.171^**	0.135^*
Overweight	0.001	0.021	0.005	0.016
Age
High (above 29 years old)	0.008	0.010	0.005	0.007
Household income
Annual income of 100,000–200,000	− 0.026	− 0.017	− 0.033	− 0.026
Annual income above 200,000	− 0.005	− 0.003	−0.007	− 0.005
Education level
Undergraduate	−0.060⁺	−0.049	− 0.046	−0.044
Graduate or above	−0.029	−0.017	− 0.016	−0.012
Employment status
Employed	−0.017	−0.001	0.000	0.005
Marital status
Married	−0.000	0.0049	−0.008	−0.003
Home ownership
Yes	0.041	0.0213	0.036	0.025
City	Controlled	Controlled	Controlled	Controlled
Sample size	460	460	460	460
R²	0.863	0.876	0.877	0.880

Note: In order to save table space, the standard error is not given; *** means P < 0.001, ** means P < 0.01, * means P < 0.05, + means P < 0.1; the reference item of gender in the model is “male”, the reference item of BMI is “underweight”, the reference item of age is “over 30 years old”, the reference item of household income is “below 100,000RMB”, the reference item of education level is “below undergraduate”, the reference item of employment is “not employed”, the reference item of marital status is “unmarried”, and the reference item of home ownership is “No”

ISSN: 1744-8603