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Table 1 Baseline characteristics of isolates for which ex vivo assays were accomplished

From: Quantification of Plasmodium ex vivo drug susceptibility by flow cytometry

Baseline characteristics

P. falciparum

n = 73

P. vivax

n = 28

Total number of isolates reaching harvest (%)

57 (78 %)

23 (82 %)

Median (range) delay from venepuncture to start of culture (minutes)

130 (80–225)

175 (90–330)

Median (range) duration of assay (hours)

44 (32–55)

46 (30–50)

Geometric mean (95 % CI) parasitaemia (asexual parasites/µL)

18,867 (14,423–24,680)

35,509 (20,433–61,707)

Median initial percentage (range) of parasites at ring stage

100a

96 (77–100)

Mean (95 % CI) schizont count at harvestb

45 (41–49)

40 (35–46)

  1. CI confidence interval
  2. aNo range given (all values were 100 %)
  3. bPercentage of mature schizonts per asexual blood stage parasites determined by light microscopy
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