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Table 3 Morning VAS predicted by the morning diary items as time varying covariates

From: Visual analogue scale (VAS) as a monitoring tool for daily changes in asthma symptoms in adolescents: a prospective study

  Model 1 Model 2
Standard Standard
Estimate SE p Estimate SE p
Effect
 Intercept 18.13 2.17 ≤.001 −0.70 −0.70 0.974
 Time −0.24 0.33 0.479 −0.32 0.34 0.360
 Nocturnal wakening 2.21 0.98 0.024 2.13 0.99 0.033
 Morning symptoms 3.79 1.20 0.002 4.09 1.29 0.002
 Age     0.81 1.34 0.557
 Sex (1 = female)     5.18 4.25 0.224
 Race (1 = non-white)     5.77 4.26 0.177