Table 3

INTERGROWTH 21st Neurodevelopmental Assessment (INTER-NDA) and Cardiff Vision Test scores

ZIKV exposed (n=68)ZIKV unexposed (n=63)
INTER-NDA domainsStandardised domain score mean (SD; 95% CI)Standardised domain score mean (SD; 95% CI)F*P value
 Cognition63.71 (13.22; 60.57 to 66.86)67.17 (12.92; 63.91 to 70.44)2.2800.134
 Fine motor91.99 (11.16; 89.25 to 94.95)93.83 (11.72; 90.97 to 96.68)0.8330.363
 Gross motor92.97 (10.67; 90.31 to 95.63)92.77 (11.49; 90.01 to 95.54)0.0110.918
 Language66.20 (19.45; 61.43 to 70.95)66.10 (20.38; 61.17 to 71.05)0.0010.981
 Positive behaviour75.26 (22.13; 70.42 to 79.77)78.61 (19.57; 73.45 to 83.18)0.8300.364
 Negative behaviour26.59 (26.89; 19.15 to 34.04)18.42 (23.40; 10.74 to 26.46)2.9000.091
Cardiff Vision TestsZIKV exposed (n=29)Unexposed (n=38)
 Visual acuity (logMAR)0.36 (0.14; 0.31 to 0.41)0.26 (0.14; 0.21 to 0.30)9.770.003
ZIKV exposed (n=26)ZIKV unexposed (n=30)
 Contrast sensitivity42.31 (18.24; 35.17 to 49.74)50.89 (17.32; 46.70 to 60.26)4.940.03
  • *With age entered as a covariate.

  • logMAR, logarithm of the minimum angle of resolution; ZIKV, Zika virus.