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Table 4 Estimated mean differences of test outcomes between the groups

From: Patterns of traumatic brain injury and six-month neuropsychological outcomes in Uganda

Domain Cases (n = 81) Controls (n = 137) Mean difference P 1
Psychomotor speed −0.45 (0.12) 0.03 (0.09) − 0.48 (0.15) 0.001
Visual motor −0.76 (0.11) 0.05 (0.09) −0.81 (0.15) < 0.0001
Visual attention −0.83 (0.12) 0.02 (0.09) −0.85 (0.16) < 0.0001
Visual learning and memory 0.06 (0.11) 0.04 (0.09) 0.02 (0.14) 0.91
Working memory −0.27 (0.12) 0.04 (0.09) −0.30 (0.15) 0.05
Spatial learning 0.04 (0.17) −0.01 (0.13) 0.05 (0.21) 0.82
Physical disabilitya 89.24 (0.40) 91.00 (0.30) −1.76 (0.51) < 0.0012
PTSSb 40.94 (1.43) 22.60 (1.08) 18.34 (1.83) < 0.00012
Psychological Distressc 7.07 (0.41) 1.72 (0.31) 5.35 (0.52) < 0.00012
  1. All figures are estimated means (standard error)
  2. 1Means are age adjusted Z scores with sex entered as a covariate
  3. 2Means are raw scores with sex and age entered as covariates
  4. aCases N = 83, Controls N = 140
  5. bCases N = 82, Controls N = 139
  6. cCases N = 83, Controls N = 140