Skip to main content

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