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Table 4 Type I error rate of unweighted and weighted regression models for populations with correlation between outcome and network degree

From: Unweighted regression models perform better than weighted regression techniques for respondent-driven sampling data: results from a simulation study

Secondary analysis population Binomial regression Poisson regression
Correlation of degree and outcome Unweighted Weighted Unweighted Weighted
Population homophily = 1.25
 1 extreme negative (ρ = −0.133) 0.043 0.548 0.037 0.455
 2 extreme positive (ρ = 0.534) 0.048 0.003 0.037 0.003
 3 moderate negative (ρ = −0.092) 0.062 0.498 0.049 0.445
 4 moderate positive (ρ = 0.059) 0.046 0.241 0.032 0.229
Population homophily = 1.50
 5 extreme negative (ρ = −0.132) 0.037 0.529 0.029 0.412
 6 extreme positive (ρ = 0.534) 0.054 0.006 0.043 0.006
 7 moderate negative (ρ = −0.093) 0.037 0.459 0.025 0.418
 8 moderate positive (ρ = 0.060) 0.024 0.186 0.020 0.175