Table 3

Item analysis of test steps by category: preparation and documentation, RDT use, and safe handling and disposal for CHWs using manufacturer's instructions, job aid-only, and job aid-plus-training (N = 79)
Test steps (organized by category)
 % participants who performed step
correctly
 Difference (%) (95% CI)


Manufacturer's
instructions
(n = 32)
 Job aid
only
(n = 21)
 Job aid-
plus-training
(n = 26)
 Manufacturer's
instructions
vs. Job aid-only
 Job aid-only
vs. Job aid-plus-
training
Preparation and documentation




1. Assembles packet, buffer, swab, lancet
 48
 86
 85
 +37 (14, 60)*
 -1 (-22, 19)
2. Removes contents of test packet
 91
 90
 85
 -1 (-17, 16)
 -5 (-24, 14)
3. Writes patient's name on cassette
 16
 76
 77
 +61 (38, 83)*
 +1 (-24, 25)
4. Selects 4th finger on left hand; cleans it with alcohol swab, and allows it to air dry
 26
 57
 96
 +31 (5, 58)*
 +39 (17, 61)*
5. Records results in CHW register
 62
 38
 73
 -24 (-51, 3)
 +35 (8, 62)*
     Sub-total for category:
 49
 69
 83
 +20 (7, 34)*
 +14 (1, 27)*
RDT Use




1. Checks expiry date on test package
 21
 67
 96
 +46 (21, 71)*
 +29 (8, 51)*
2. Collects film of blood with enclosed loop making sure to fill the loop completely
 63
 90
 73
 +28 (7, 49)*
 -17 (-39, 4)
3. Using the loop, blots blood on the pad in sample well A
 72
 95
 100
 +23 (5, 41)*
 +5 (-4, 14)
4. Dispenses six drops of clearing buffer into well B
 81
 100
 96
 +19 (5, 33)*
 -4 (-11, 4)
5. Waits 15 minutes before reading results
 70
 90
 92
 +20 (0, 41)
 +2 (-14, 18)
     Sub-total for category:
 61
 89
 92
 +28 (16, 39)*
 +3 (-4, 10)
Safe handling and disposal




1. Puts on new pair of gloves
 66
 86
 96
 +20 (-2, 42)
 +10 (-6, 27)
2. Using a sterile lancet, punctures finger
 88
 86
 96
 -2 (-21, 17)
 +10 (-7, 27)
3. Discards lancet in sharps bin immediately after pricking finger. Does not set it down first.
 41
 62
 96
 +21 (-6, 48)
 +34 (12, 56)*
4. Discards the loop in the sharps box
 55
 90
 100
 +36 (14, 57)*
 +10 (-3, 22)
5. Disposes of gloves, wrappers, alcohol swab, loop, desiccant and cassette in non-sharps container
 45
 76
 85
 +31 (6, 56)*
 +8 (-14, 31)
     Sub-total for category:
 58
 80
 95
 +22 (7, 36)*
 +15 (5, 25)*
Interpretation of results




1. Reads test results correctly
 72
 86
 96
 +13 (-9, 35)
 +10 (-6, 27)
Total (all 16 steps)
 57
 80
 90
 +23 (13, 33)*
 +10 (3, 17)*

* Significant at p < 0.05.

Harvey et al. Malaria Journal 2008 7:160   doi:10.1186/1475-2875-7-160

Open Data