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Table 3 Causes of rapid test invalidation$

From: Field trial of three different Plasmodium vivax- detecting rapid diagnostic tests with and without evaporative cool box storage in Afghanistan

Test type

Storage type

Type 1a

N (%)

Type 2b

N (%)

Type 3c

N (%)

CS Pf/Pan

Room temp

0

2 (100)

0

 

EC box

0

0

0

CS Pf/Pv

Room temp

0

1 (100)

0

 

EC box

1 (50)

1 (50)

0

BL Pf/Pv

Room temp

17 (33)

23 (44)

12 (23)

 

EC box

13 (42)

13 (42)

5 (16)

  1. $ Not including tests invalidated by operator error
  2. a Type 1: Blood not cleared
  3. b Type 2: Control line not reached
  4. c Type 3: Control line absent