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Table 3 Penalized coefficients of variables selected in adaptive lasso regression

From: Egocentric network characteristics of people who inject drugs in the Chicago metro area and associations with hepatitis C virus and injection risk behavior

 

Receptive syringe sharing

Equipment sharing

Backload

HCV positive

Demographics

    

 White

3.249

2.573

–

–

IDU network

    

 Mean age

–

0.977

–

1.099

 Percent Hispanic

–

–

–

0.282

 Gender homophily

–

0.560

–

–

 Gender heterogeneity

1.539

–

6.102

–

 Residence heterogeneity

–

1.829

–

–

 Efficiency (binary)

–

0.613

–

–

 Efficiency (valued)

0.093

–

–

–

 Closeness centrality (valued)

0.403

–

–

–

 Constraint (valued)

–

0.186

–

–

Support network

    

 Mean age

0.973

–

–

–

 Percent Hispanic

0.444

–

–

0.476

 Percent Cook County

–

0.575

–

–

 Gender heterogeneity

–

–

–

0.266

Sex network

    

 Mean multiplexity

1.356

–

–

–

Lambda

0.003

0.021

0.002

0.004

Out-of-sample deviance ratio

0.086

0.064

0.016

0.084

CV mean deviance

0.086

1.004

1.299

1.158

N

269

268

269

257