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Table 2 Four conditional logistic regression model results

From: Transmission of SARS-CoV-2 considering shared chairs in outpatient dialysis: a real-world case-control study

  Model 1 Model 2 Model 3 Model 4
  OR (95 % CI) p-value OR (95 % CI) p-value OR (95 % CI) p-value OR (95 % CI) p-value
Exposed 0.94 (0.57, 1.54) 0.7995 0.92 (0.56, 1.52) 0.7435 0.90 (0.54, 1.50) 0.6900 0.90 (0.54, 1.50) 0.6893
Age at Start (yr)    1.01 (1.00, 1.01) 0.0495 1.01 (1.00, 1.02) 0.0285 1.01 (1.00, 1.02) 0.0290
Vintage at Start (yr)    1.02 (1.01, 1.04) 0.0050 1.03 (1.01, 1.04) 0.0007 1.03 (1.01, 1.04) 0.0008
Male    1.03 (0.91, 1.17) 0.6054 1.05 (0.93, 1.19) 0.4177 1.05 (0.93, 1.19) 0.4207
Race is Black (Reference)    1   1   1  
Race is Other    0.98 (0.68, 1.41) 0.9149 1.07 (0.74, 1.55) 0.7133 1.08 (0.74, 1.56) 0.6903
Race is Unknown    1.16 (0.97, 1.39) 0.1021 1.18 (0.98, 1.42) 0.0777 1.18 (0.98, 1.42) 0.0776
Race is White    1.05 (0.89, 1.23) 0.5687 1.05 (0.90, 1.24) 0.5219 1.06 (0.90, 1.24) 0.4997
BMI      1.01 (1.01, 1.02) 0.0010 1.01 (1.01, 1.02) 0.0009
CVC      1.21 (1.03, 1.42) 0.0186 1.21 (1.03, 1.42) 0.0205
Ever Diabetes      1.30 (1.15, 1.47) < 10− 4 1.29 (1.15, 1.46) < 10− 4
Ever COPD      0.99 (0.80, 1.22) 0.9247 0.99 (0.80, 1.22) 0.9194
Five Year Median HH Income (per 1,000$)        1.00 (1.00, 1.00) 0.8314
Five Year Gini Coefficient (0 to 1)        2.84 (0.11, 70.90) 0.5256
  1. BMI Body mass index; CVC central venous catheter; COPD chronic obstructive pulmonary disease; HH household; yr year; CI confidence interval