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Table 2 Association § between non-contamination and all factors of interest

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 1.579 0.632 - 3.944 0.008
dry 57.675 23.704 - 140.334
Amies (ref. level) 1.000  
Decontamination medium OA_1h 0.715 0.362 - 1.412 0.266
OA_30min 0.540 0.260 - 1.122
NaOH_20min 0.879 0.383 - 2.016
NaOH_10min (ref. level) 1.000  
Inoculation media §§ LJ 0.264 0.162 - 0.429 <0.001
LJ_PANTA (ref. level) 1.000  
Swab qPCR Ct value for an increase in 1 unit Ct 0.992 0.978 - 1.006 0.236
Time from sampling to inoculation for an increase in 10 days    0.606
Interaction of transport medium and days from sampling to inoculation when 7H9§§§ 0.982 0.824 - 1.171 0.007
when dry§§§ 1.167 1.032 - 1.321
when Amies§§§ (ref. level) 0.799 0.643 - 0.993
  1. §Adjusted for random effects of the patient and swab.
  2. §§An interaction (p-value: <0.001) between transport medium and inoculation media was observed.
  3. §§§For an increase in 10 days from the mean number of days from sampling to inoculation.