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. 2022 Jul 14;21:221. doi: 10.1186/s12936-022-04239-x

Table 3.

Number and proportion of total samples that were estimated to certain volumes by study week

Spot volume (µL) Week 1 (n = 747) Week 2 (n = 756) Week 3 (n = 743) Week 4 (n = 708) All (n = 2955)
≥ 50 357 (0.48) 589 (0.78) 613 (0.83) 612 (0.86) 2171 (0.73)
40 126 (0.17) 108 (0.14) 108 (0.15) 78 (0.11) 420 (0.14)
30 114 (0.15) 38 (0.05) 21 (0.03) 15 (0.02) 189 (0.06)
20 87 (0.12) 16 (0.02) 1 (0.00) 3 (0.00) 107 (0.04)
10 41 (0.05) 3 (0.00) 0 (0.00) 0 (0.00) 44 (0.01)
< 10 22 (0.03) 2 (0.00) 0 (0.00) 0 (0.00) 24 (0.01)