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Table 3 Association § between M. ulcerans growth 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 0.304 0.046 - 2.026 <0.001
dry 0.023 0.004 - 0.143
Amies (ref. level) 1.000  
Decontamination medium OA_1h 0.414 0.102 - 1.683 0.519
OA_30min 0.697 0.127 - 3.837
NaOH_20min 1.242 0.204 - 7.546
NaOH_10min (ref. level) 1.000  
Inoculation media LJ 0.478 0.148 - 1.545 0.216
LJ_PANTA (ref. level) 1.000  
Swab qPCR Ct value for an increase in 1 unit Ct 0.879 0.775 - 0.996 0.044
Time from sampling to inoculation for an increase in 10 days    0.001
Interaction of transport medium and days from sampling to inoculation when 7H9§§ 0.531 0.320 - 0.881 0.074
when dry§§ 0.880 0.704 - 1.099
when Amies§§ (ref. level) 0.541 0.347 - 0.844
  1. §Adjusted for random effects of the patient and swab.
  2. §§For an increase in 10 days from mean number of days from sampling to inoculation.