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Table 4 Model describing the association § between M. ulcerans growth versus no growth or contamination and all factors of interest with a relevant effect

From: Primary cultivation: factors affecting contamination and Mycobacterium ulcerans growth after long turnover time of clinical specimens

Factor Value of factor Odds ratio § 95% CI odds ratio Overall effect p-value
Transport medium 7H9 0.617 0.269 - 1.415 0.019
dry 0.248 0.094 - 0.655
Amies (ref. level) 1.000  
Decontamination medium OA_1h 0.440 0.182 - 1.062 0.295
OA_30min 0.529 0.203 - 1.375
NaOH_20min 0.739 0.236 - 2.313
NaOH_10min (ref. level) 1.000  
Inoculation media LJ 0.345 0.169 - 0.703 0.003
LJ_PANTA (ref. level) 1.000  
Swab qPCR Ct value for an increase in 1 unit Ct 0.892 0.818 - 0.974 0.011
Time from sampling to inoculation for an increase in 10 days 0.809 0.695 - 0.941 0.006
  1. §Adjusted for random effects of the patient and swab.