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Table 3 Test Performance Differences

From: Neurocognitive impairment in treatment-experienced adults living with HIV attending primary care clinics in Zimbabwe

DomainTestHIV PositiveHIV Negativep-value
Mean (SD)95% CIMean (SD)95% CI
Executive FunctionWisconsin card sorting test total60.4 (20.4)57.1–63.761.6 (19.6)57.1–66.00.680
Wisconsin card sorting test trials53.3 (47.7)45.7–61.046.1 (46.8)35.4–56.80.280
Color Trails 2b159.6 (59.0)139.9–155.2122.9 (42.5)113.2–132.60.001
AttentionDigit Span12.1 (3.3)12.2–13.013.7(2.6)13.1–14.30.001
Spatial Span8.8 (3.5)8.2–9.310.9 (3.0)10.2–11.60.001
PASATa21.1 (9.3)19.6–22.526.9 (12.6)24.1–29.80.001
Speed of Information ProcessingDigit Symbol33.3 (11.6)31.5–35.243.2 (15.0)39.8–46.70.001
Symbol Search18.9 (5.7)18.0–19.822.6 (7.0)21.0–24.20.001
TMTAa, b66.0 (23.0)57.9–63.950.5 (16.3)46.8–54.30.001
Color Trails 1b73.8 (30.0)68.9–78.859.4 (24.2)53.9–65.00.001
LearningBVMTa8.1 (4.9)7.4–8.910.6 (5.4)9.3–11.80.001
HVLTa20.5 (3.3)20.0–21.121.8 (3.5)21.0–22.60.007
MemoryBVMTa Recall3.4 (2.2)3.0–3.84.5 (2.5)4.0–5.00.001
HVLTa Recall6.2 (1.9)5.9–6.56.9(1.9)6.5–7.30.009
Motor FunctionGrooved pegboard nondominantb104.0 (25.8)99.9–108.191.8 (23.3)86.5–97.20.001
Grooved Pegboard dominantb91.6 (31.4)86.6–96.680.6 (23.2)75.3–85.90.008
Successive Finger Tapping non dominantb11.0 (5.0)10.2–11.811.9 (8.2)10.1–13.80.280
Successive Finger Tapping dominantb11.1 (5.0)10.3–11.910.8 (3.8)10.0–11.70.650
Verbal FluencyFruit and Vegetable List12.7 (3.6)12.1–13.214.0 (3.2)13.2–14.70.001
Animal List13.2 (3.2)12.7–13.714.6 (3.2)13.9–15.30.002
  1. aAbbreviations: PASAT-Paced Auditory Serial Addition Test; TMT A-Trail Making Test Part A; BVMT-Brief Visuospatial Memory test; HVLT-Hopkins Verbal Learning Test;
  2. bHigher scores indicate worse performance