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Table 3 Multiple linear stepwise regression analysis

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

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
  1. 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”