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. 2021 Feb 18;15(2):e0009076. doi: 10.1371/journal.pntd.0009076

Table 3. Time required to process three Baermann techniques.

Activities Required time per sample
CB MB MBCI
Day 1 Weighing (min) 3 1 1
Mixing with activated charcoal and transfer to petri dish (min) 2 - 2
Set up of materials for filtration (min) - 1 -
Filtration (hour:min) - 2:30 -
Collection of the fluid (min) - 2 -
Sedimentation (min) - 30 -
Microscopic Examination (min) - 8 -
Day 2 Set up of materials for filtration (min) 3 - 1
Filtration (hour:min) 1 - 2:30
Centrifugation (min) 5 - -
Collection of the fluid (min) 5 - 2
Sedimentation (min) - - 30
Microscopic Examination (min) 3 - 8

CB—Conventional Baermann; MB—Modified Baermann; MBCI—Modified Baermann with charcoal pre-incubation