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Table 3 Linear random effects models investigating farm-related factors associated with ADDkg price of antimicrobial products used. Data on 904 price estimates corresponding to weeks when farmers administered antimicrobials were used

From: A survey of retail prices of antimicrobial products used in small-scale chicken farms in the Mekong Delta of Vietnam

 UnivariableMultivariablea
βSEp-valueβSEp-value
Farm owner’s age (years)(Baseline = < 36)
 36–540.1970.1390.161   
  > 540.0310.1560.843   
Farm owner’s gender (Baseline = Female)
 Male0.3230.1500.033   
Farm owner’s experience in raising chickens (years)(Baseline = 0–2)
  > 2–4− 0.0210.1140.853   
  > 4−0.0080.1540.958   
Farm owners’ education attainment(Baseline = Post high school)
 Primary school0.5140.2360.033   
 Secondary school0.3870.2290.096   
 High school0.3200.2350.177   
 Chicken total (log)0.0610.0610.319   
 Age of flock (weeks) (log)0.1570.025< 0.0010.1530.024< 0.001
Disease status (baseline = No disease)
 Disease0.0850.0500.084   
 Mortality > 2.8/100 birds/week (Baseline ≤2.8/100 birds/week)0.0910.0560.108   
 Cao Lanh district (Baseline = Thap Muoi)0.5330.083< 0.0010.5140.081< 0.001
  1. aIntercept = −1.331 (SE = 0.066)