Skip to main content

Advertisement

Table 5 Results of Hierarchical linear model

From: Social disparities in body mass index (BMI) trajectories among Chinese adults in 1991–2011

  Model 1 (Male) Model 2 (Male) Model 3 (Male) Model 4 (Female) Model 5 (Female) Model 6 (Female)
Fixed effects Estimated coefficient (Standard Error)
β0
γ00:intercept 21.366635 (0.046718)*** 19.439828 (0.179802)*** 0.906344 (0.127572)*** 21.679477 (0.052926)*** 19.280736 (0.207830)*** 0.392720 (0.122053)***
γ01 : age   0.060650 (0.005794)*** 0.001941 (0.001342)   0.075230 (0.006734)*** 0.001771 (0.001444)
γ02 : BMI0    0.964868 (0.005054)***    0.971308 (0.004104)***
γ03 : Edu    −0.006151 (0.026697)    0.010334 (0.030745)
γ04 : income    −0.025078 (0.010421)*    0.019315 (0.012029)
γ05 : urban    −0.028072 (0.023644)    −0.005214 (0.025541)
β1
γ10:intercept 0.160326 (0.008958)*** 0.287446 (0.039044)*** 0.596288 (0.107234)*** 0.174801 (0.008880)*** 0.133414 (0.047592)*** 0.349757 (0.106408)
γ11 : age   −0.003930 (0.001163)*** −0.003072 (0.001212)*   0.001158 (0.001372) 0.002269 (0.001432)
γ12 : BMI0    −0.029210 (0.004580)***    −0.014896 (0.003761)***
γ13 : Edu    0.084286 (0.022512)***    0.006427 (0.025568)
γ14 : income    0.030222 (0.010457)***    0.007475 (0.010010)
γ15 : urban    0.125064 (0.023339)***    0.062926 (0.025742)*
β2
γ20:intercept −0.002407 (0.000487)*** −0.003085 (0.002109) −0.014883 (0.005926)* −0.002949 (0.000491)*** 0.006691 (0.002595)** 0.001594 (0.006872)
γ21 : age   0.000024 (0.000064) −0.000003 (0.000067)   −0.000281 (0.000075)*** −0.000316 (0.000078)***
γ22 : BMI0    0.001267 (0.000256)***    0.000418 (0.000260)
γ23 : Edu    −0.003866 (0.001172)***    −0.001397 (0.001567)
γ24 : income    −0.001550 (0.000578)***    −0.000242 (0.000531)
γ25 (urban)    −0.005359 (0.001335)***    −0.004744 (0.001625)***
Random effects Variance component
\( {\upsigma}_{\upmu_0}^2 \):intercept 4.43618*** 4.21466*** 0.00321 5.91456*** 5.58332*** 0.00414
\( {\upsigma}_{\upmu_1}^2 \):T 0.06645*** 0.06571*** 0.10160*** 0.05323*** 0.05324*** 0.09682***
\( {\upsigma}_{\upmu_2}^2 \): T2 0.00018*** 0.00018*** 0.00026*** 0.00016*** 0.00015*** 0.00025***
\( {\upsigma}_{\upepsilon}^2 \):Error variance 1.31591 1.31659 0.97326 1.41250 1.41327 1.06231
Number of observations 10,588 10,530
Number of individuals 2496 2494
  1. Note:
  2. Since the coefficients in the table are relatively small, this table retains multiple decimal places;
  3. *** P < =0.001, **p < =0.01, *p < =0.05