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Table 2 Effect of test characteristic on quality of test (either successful or an IQC failure)

From: Task shifting for point-of-care early infant diagnosis: a comparison of the quality of testing between nurses and laboratory personnel in Zimbabwe

Test characteristicSuccessful test (%)
N = 1682 (91.1)
IQC failure (%)
N = 165 (8.9)
p value
Type of tester
 Laboratory specialized336 (92.3)28 (7.7) 
 Nurse1 346 (90.8)137 (9.2)0.354
Type of health facility
 Testing site899 (89.9)101 (10.1) 
 Spoke site783 (92.4)64 (7.6)0.056
Number of previous tests run
 < 20 (no experience)581 (86.7)89 (13.3)Ref
 20–59 (low experience)701 (93.7)47 (6.3)0.000
 60–99 (medium experience)194 (89.8)22 (10.2)0.232
 ≥ 100 (highly experienced)206 (96.7)7 (3.3)0.000
Site-tester categories
 Laboratory specialized only240 (94.9)13 (5.1)Ref
 Nurse only1 140 (91.1)111 (8.9)0.065
 Both nurse and laboratory specialized302 (88.0)41 (12.8)0.007