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Table 2 Coefficients of ERG models of the social network of two departments of HCWs around the 2010/2011 influenza vaccination campaign at HCB

From: The social network around influenza vaccination in health care workers: a cross-sectional study

  Model 1 (95% CI) Model 2 (95% CI) Model 3 (95% CI) Model 4 (95% CI)
Edges 7.84 (8.23, 7.45) 7.93 (8.47, 7.39) 7.62 (8.05, 7.18) 7.74 (8.32, 7.16)
Homophily
Professional category 1.05 (0.87, 1.22) 1.04 (0.86, 1.21) 1.14 (0.96, 1.32) 1.14 (0.96, 1.32)
Department 2.41 (2.08, 2.73) 2.42 (2.09, 2.74) 2.43 (2.10, 2.75) 2.43 (2.10, 2.75)
Sex 0.27 (0.08, 0.47) 0.28 (0.08, 0.48) 0.29 (0.09, 0.50) 0.29 (0.09, 0.49)
Vaccinated 0.02 (0.15, 0.19) 0.02 (0.15, 0.19) 0.02 (0.15, 0.19) 0.02 (0.15, 0.20)
Age (per extra decade of age difference between sender and receiver) 0.32 (0.42, 0.22) 0.36 (0.47, 0.26) 0.31 (0.41, 0.21) 0.36 (0.46, 0.25)
Receiver effects
Vaccinated (y vs. n) 0.31 (0.12, 0.51) 0.30 (0.10, 0.49) 0.29 (0.09, 0.48) 0.28 (0.09, 0.48)
Positions of responsibility (y vs. n)   0.26 (0.12, 0.63) 0.37 (0.01, 0.74) 0.17 (0.22, 0.55)
Age (per extra decade of receiver)   0.22 (0.12, 0.31)   0.23 (0.13, 0.33)
Sender effects
Positions of responsibility (y vs. n)    0.40 (0.01, 0.79) 0.55 (0.15, 0.94)
Prof. category (reference “other”)
 Auxiliary nurses/orderly    0.15 (0.45, 0.14) 0.15 (0.45, 0.15)
 Nurses    0.51 (0.76, 0.26) 0.50 (0.76, 0.25)
 Staff physician    0.39 (0.70, 0.08) 0.37 (0.69, 0.06)
 Resident phys.    0.07 (0.43, 0.28) 0.14 (0.51, 0.23)
Vaccinated (y vs. n) 0.16 (0.04, 0.35) 0.17 (0.02, 0.36) 0.10 (0.10, 0.30) 0.12 (0.08, 0.31)
Age (per extra decade of sender)   0.2 (0.29, 0.1)   0.2 (0.3, 0.1)
Mutuality 3.62 (3.27, 3.98) 3.68 (3.32, 4.04) 3.59 (3.24, 3.95) 3.66 (3.30, 4.02)
AIC 5049.00 5024.00 5033.00 5011.00
BIC 5136.00 5140.00 5178.00 5175.00
  1. Italicization indicates statistical significance (p < 0.05)
  2. AIC Akaike Information Criterion, BIC Bayesian Information Criterion