Table 5.
Comparison of girls with and without konzo on the KABC-II Learning and Mental Processing Index scale at baseline, 2 years, and 4 years
| Baseline | 2 years | 4 years | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
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| Without konzo | With konzo | p value | SMD | Without konzo | With konzo | p value | SMD | Without konzo | With konzo | p value | SMD | |
| Mental processing index | 56·45 (53·85–59·17) | 55·37 (53·37–57·44) | 0·51 | 0·13 | 55·71 (51·72–60·00) | 55·22 (52·83–57·72) | 0·84 | 0·06 | 63·58 (59·11–68·39) | 59·18 (56·01–62·54) | 0·10 | 0·54 |
|
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| Sequential processing | 70·85 (66·81–75·13) | 67·02 (64·01–70·17) | 0·13 | 0·26 | 65·55 (60·02–71·60) | 67·68 (64·01–70·17) | 0·54 | 0·15 | 75·63 (69·24–82·61) | 73·80 (68·88–79·08) | 0·64 | 0·13 |
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| Simultaneous processing | 55·81 (52·25–59·62) | 55·10 (52·36–57·98) | 0·76 | 0·08 | 56·80 (50·97–63·30) | 57·70 (54·09–61·56) | 0·80 | 0·10 | 59·54 (51·60– 68·70) | 57·70 (52·44–63·50) | 0·71 | 0·19 |
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| Learning | 68·51 (64·94–72·28) | 66·54 (63·82–69·38) | 0·37 | 0·20 | 62·74 (57·76–68·16) | 63·81 (60·70–67·07) | 0·73 | 0·11 | 69·49 (64·02–75·43) | 66·74 (62·60–71·17) | 0·41 | 0·28 |
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| Planning | 54·82 (52·51–57·22) | 54·36 (52·57–56·21) | 0·76 | 0·07 | 57·53 (54·05– 61·23) | 53·92 (51·95–55·96) | 0·08 | 0·57 | 60·43 (56·77–64·32) | 57·64 (54·94–60·48) | 0·22 | 0·44 |
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| Delayed recall | 71·17 (67·76–74·76) | 69·65 (67·04–72·36) | 0·48 | 0·16 | 69·45 (64·28–75·03) | 67·88 (64·84–71·08) | 0·61 | 0·16 | 69·81 (64·40–75·68) | 67·93 (63·81–72·32) | 0·57 | 0·20 |
Data are means adjusted for child’s age and Caldwell HOME scale quality of caregiving environment, presented with 95% CI below the adjusted mean and SMDs after the p value of the ANCOVA between-group comparison. HOME=Home Observation for the Measurement of the Environment. KABC-II=Kaufman Assessment Battery for Children, second edition. SMD=standardised mean differences.