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Table 3 Multilevel for social - determinants of total PA scores on METS

From: Adverse influence of multilevel socioeconomic status on physical activity: results from a national survey in Vietnam

  Null modelModel 1
Coefficients (CI95%)
Model 2 Coefficients (CI 95%)
Fixed effects
Individual level
Demographic factorsAge 18–29 RefRef
Age 30–49 526.5 (−0.74; 1053.7)573 (46.1; 1099.8)
Age 50–69 − 303.1 (− 886.2; 280)− 253.1 (− 835.8; 329.6)
Femalevs.Male − 1514.2 (− 1874.4; − 1153.9)− 1504.6 (− 1864.1; − 1145.1)
Kinhvs.other ethnics − 1414.8 (− 2027.5; − 802.1)− 1104.1 (− 1733.6; − 474.5)
Socio-economic factorsEducation
Primary or less RefRef
Lower secondary 63.4 (− 461.9; 588.7)−45.0 (− 569.1; 479.1)
Upper secondary − 851.2 (− 1553.5; − 148.9)− 858.8 (− 1559.7; 157.9)
College or above − 971.4 (− 1766.6; − 176.2)−973.6 (− 1767.6; − 179.6)
Occupation   
Government employee RefRef
Non-government employee 981.5 (130.3; 1832.7)1024.6 (173.0; 1876.2)
Self-employed 2411.2 (1677.6; 3144.8)2384.3 (1651.4; 3117.1)
Student −409.0 (− 2030.1; 1212.1)− 403.3 (− 2024.2; 1217.6)
Homemaker −973.9 (− 1909.8; −38.0)− 974.1 (− 1909.0; −39.2)
Retired − 557.6 (− 1581.1; 465.9)− 564.3 (− 1586.8; 458.2)
Unemployment − 2803.3 (− 3895.6; − 1711.0)− 2708.4 (− 3799.7; − 1617.1)
Rural vs. Urban 694.3 (291.3; 1097.3)673.7 (268.8; 1078.6)
Household economic status
Lowest RefRef
Lower Middle − 552.0 (− 1107.5; 3.5)− 3149.6 (− 5000.4; − 1298.8)
Middle − 1308.5 (− 1966.9; − 650.1)− 3934 (− 6090.6; − 1777.4)
Upper Middle − 1492.6 (− 2141.4; − 843.8)− 4766.1 (− 6777.3; − 2754.9)
Highest − 1963.4 (− 2667.6; − 1259.2)− 5299.9 (− 7377.1; − 3222.7)
Provincial-level 
 Provincial urbanization rate in 2014  −13 (− 51.2; 25.2)
Provincial average income per capital in 2014  −1.9 (−3.1; −0.7)
Interaction between individual SES and provincial average income per capita
Between middle low and average income  1.3 (0.5; 2.1)
Between middle and average income  1.3 (0.3; 2.3)
Between middle high and average income  1.6 (0.8; 2.4)
Between high and average income  1.6 (0.8; 2.4)
Random effects
Province (variance)6,712,2113,612,2032,974,521
Individual (variance)27,710,76622,321,68722,245,934
ICC (%)19.513.9311.79
Change in -2loglikelihood 691 (df = 19)21 (df = 5)