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Table 2 Mean scores by category and total for RDT performance by CHWs using manufacturer's instructions, job aid-only, and job aid-plus-training (N = 79)

From: Improving community health worker use of malaria rapid diagnostic tests in Zambia: package instructions, job aid and job aid-plus-training

  Manufacturer's instructions vs. Job aid-only Job aid-only vs. Job aid plus training
  % of steps performed
correctly
Difference
β (95% CI)
% of steps performed
correctly
Difference
β (95% CI)
  Manufacturer's
instructions
(n = 32)
Job aid-
only
(n = 21)
  Job aid-
only
(n = 21)
Job aid plus
training
(n = 26)
 
Unadjusted scores a       
Mean correct skill steps (total) 57 80 +23 (13, 33)* 80 90 +10 (3, 17)a*
Mean correct skill steps (by category)       
   Preparation and documentation 49 69 +20 (7, 34)* 69 83 +14 (1, 27)*
   RDT use 61 89 +28 (16, 39)* 89 92 +3 (-4, 10)
   Safe handling and disposal 58 80 +22 (7, 36)* 80 95 +15 (5, 25)*
Mean correct RDT readings (total) 54 82 +28 (20, 36)* 82 93 +11 (3, 18)*
Adjusted scoress a,b       
Mean correct skill steps (total) 57 80 +23 (12, 34)* 80 92 +12 (3, 20)*
Mean correct skill steps (by category)       
   Preparation and documentation 52 72 +20 (6, 35) * 72 89 +17 (4, 30) *
   RDT use 60 88 +28 (16, 40) * 88 92 +4 (-5, 13)
   Safe handling and disposal 56 77 +21 (6, 37) * 77 92 +15 (4, 26) *
Mean correct RDT readings (total) 54 80 +26 (17, 34)* 80 93 +13 (4, 22)*
  1. [a] Based on observations of the 3rd febrile patient; [b] Adjusted for CHW educational status, age, gender, years working as a CHW, prior experience using an RDT, and prior experience in malaria treatment. * Significant at p < 0.05.