Skip to main content

Table 4 Univariate Probit Model Results

From: Non-linear mixed models in the analysis of mediated longitudinal data with binary outcomes

Sample Size Effect Size WLSMV Bias ML-IRLS (Splus) ML-IRLS (SAS)
250 0.3 1.7 1.4 1.5
500 0.3 0.4 0.3 0.3
750 0.3 0.6 0.5 0.5
900 0.3 0.1 0.007 0.007
1000 0.3 0.3 0.2 0.2
5000 0.3 -0.1 -1.6 -0.2
250 2.0 2.7 1.9 1.9
500 2.0 2.0 1.6 1.6
750 2.0 1.2 0.9 0.9
1000 2.0 1.0 0.8 0.8
500 -0.3 0.1 -0.05 -0.05
500 5.0 4.5 3.3 3.3
  1. Simulated univariate probit model with a single predictor and single binary outcome. Simulation results fit using weighted least squares with robust standard errors (WLSMV) in Mplus and maximum likelihood via iteratively re-weighted least squares (ML-IRLS) in Splus, and SAS.