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Table 2 The differences in median scores of vigilance test and TEA-Ch test among the four exposed-groups, and between exposed and unexposed controls

From: Impairment of executive function in Kenyan children exposed to severe falciparum malaria with neurological involvement

Description Cases Controls Comparisona Comparisonb
  Cerebral malaria Malarial seizures Malarial prostration Malarial seizures with fever Unexposed   
Vigilance test
Omissionc 0.63 (0.45-0.71) 0.46 (0.32-0.66) 0.66 (0.64-0.86) 0.71 (0.47-0.87 0.64 (0.50-0.75 X2 = 6.08, P = 0.108 Z = 1.13, P = 0.259
Commissionc 0.40 (0.28-0.50) 0.60 (0.37-0.78) 0.37 (0.32-0.46) 0.53 (0.30-0.63) 0.35 (0.18-0.49) X2 = 7.10, P = 0.069 Z = -1.22, P = 0.222
Average time 11.5 (10.9- 12.5) 9.6 (7.7-11.9) 11.6 (10.7-11.9) 11.2 (9.9-11.7) 11.6 (10.6-12.4) X2 = 8.351, P = 0.039 Z = 0.50, P = 0.616
Efficiency 5.6 (5.1-6.1) 4.9 (2.3-5.7) 5.9 (5.5-6.3) 4.7 (4.3-5.5) 5.9 (4.8-6.8) X2 = 6.265, P = 0.099 Z = 0.93, P = 0.351
Test of everyday attention for children (TEA-Ch) test
Median test total (IQR) 5.0 (4.0-9.0) 3.5 (3.0-7.0) 7.0 (5.0-9.0) 4.0 (2.5-5.0) 7.0 (4.0-10.0) X2 = 4.62, P = 0.198 Z = 0.46, P = 0.644
Contingency Naming Test (CNT)
Median total error1 (IQR) 0 (0–2.0) 0 (0–2.0) 0 (0–1.0) 0 (0–0.5) 0 (0–2.0) X2 = 1.57, P = 0.667 Z = 1.03, P = 0.303
Median efficiency1 (IQR) 1.5 (0.8-1.9) 1.0 (0.7-1.4) 1.3 (1.2-1.9) 1.4 (1.2-1.7) 1.3 (0.8-1.8) X2 = 3.70, P = 0.295 Z = -1.08, P = 0.279
Median total error2 (IQR) 1.0 (0–4.0) 2.0 (0–6.0) 1.0 (0–3.0) 0 (0.9.5) 1.0 (0–3.5) X2 = 1.27, P = 0.735 Z = 0.20, P = 844
Median efficiency2 (IQR) 0.5 (0.2-0.7) 0.3 (0.1-0.6) 0.5 (0.4-0.7) 0.7 (0.4-0.8) 0.5 (0.2-0.8) X2 = 2.86, P = 0.413 Z = -0.61, P = 0.539
Median total error3 (IQR) 12.0 (9.0-15) 13 (9.0-16.0) 11.0 (10.0-16.0) 13.5 (10.0-17.0) 12.0 (9.0-15.0) X2 = 0.35, P = 0.950 Z = -0.09, P = 0.927
Median efficiency3 (IQR) 0.09 (0.07-0.14) 0.10 (0.06-0.12) 0.11 (0.09-0.12) 0.09 (0.07-0.15) 0.10 (0.07-0.13) X2 = 1.33, P = 0.721 Z = -0.68, P = 0.499
Median total error4 (IQR) 14.0 (12.0-15.0) 14.0 (12.0-16.0) 14.0 (12.0-15.0) 15.5 (13.5-17.0) 13.0 (12.0-15.0) X2 = 1.45, P = 0.694 Z = -0.62, P = 0.534
Median efficiency4 (IQR) 0.05 (0.04-0.07) 0.04 (0.03-0.06) 0.05 (0.04-0.06) 0.05 (0.04-0.06) 0.05 (0.04-0.06) X2 = 1.05, P = 0.790 Z = -0.75, P = 0.456
Self-ordered pointing test (SOPT)
Total errors 23.0 (19.0-31.0) 32.0 (22.0-35.0) 26.0 (25.0-29.0) 28.0 (24.0-36.0) 24.0 (18.0-29.0) X2 = 3.86, P = 0.277 t = -1.44, P = 0.152
  1. aComparison among the four groups of cases using Kruskal-Wallis test; bComparison between the combined exposed groups and unexposed controls was done using Mann–Whitney U test, but student t-test for SOPT; cProportion of participants who made errors of either omission or commission.