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Table 4. Rivermead Behavioural Memory Test |
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Subtest |
DA, mean (SD) |
PT, mean (SD) |
C, mean (SD) |
c 2 values, (P levels) |
Pairwise comparisons |
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Group patterns |
Mann-Whitney U score, P value |
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Standardized Profile Score (max = 22) |
8.6 (3.4) |
17.7 (2.4) |
21.4 (1.2) |
22.8 (<0.0001) |
C > PT > DA |
C > PT PT > DA |
8.0 1.5 |
0.002 0.001 |
Name recall (max = 2) |
0.2 (0.63) |
1.8 (0.6) |
2.0 (0.0) |
20.3 (<0.0001) |
C = PT > DA |
PT > DA |
16.0 |
0.005 |
Belonging (max = 2) |
0.5 (0.7) |
1.9 (0.3) |
2.0 (0.0) |
20.8 (<0.0001) |
C = PT > DA |
PT > DA |
13.5 |
0.002 |
Appointment (max = 2) |
0.6 (0.7) |
1.6 (0.5) |
2.0 (0.0) |
16.4 (<0.0001) |
C = PT > DA |
PT > DA |
15.5 |
0.004 |
Picture recognition (max = 2) |
0.8 (0.9) |
1.9 (0.3) |
1.9 (0.4) |
11.9 (<0.003) |
C = PT > DA |
PT > DA |
17.5 |
0.006 |
Immediate story recall (max = 2) |
1.0 (0.8) |
1.8 (0.4) |
2.0 (0.0) |
11.8 (<0.003) |
C = PT > DA |
PT > DA |
18.0 |
0.008 |
Delayed story recall (max = 2) |
0.3 (0.7) |
2.0 (0.0) |
2.0 (0.0) |
23.6 (<0.0001) |
C = PT > DA |
PT > DA |
5.5 |
0.001 |
Face recognition (max = 2) |
1.6 (0.7) |
1.8 (0.6) |
1.9 (0.4) |
1.6 (NS) |
NA |
NA |
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Immediate route recall (max = 2) |
0.9 (0.9) |
1.2 (0.9) |
1.9 (0.4) |
6.4 (<0.04) |
C > PT = DA |
C > DA |
15.0 |
0.03 |
Delayed route recall (max = 2) |
0.4 (0.7) |
1.2 (0.8) |
1.9 (0.4) |
13.2 (<0.0001) |
C > PT > DA |
C > PT PT > DA |
20.5 25.0 |
0.05 0.04 |
Message (max = 2) |
0.8 (0.9) |
1.2 (0.9) |
2.0 (0.0) |
8.8 (<0.01) |
C > PT = DA |
C > DA C > PT |
8.0 20.0 |
0.003 0.05 |
Orientation (max = 2) |
1.5 (0.5) |
1.2 (0.9) |
1.9 (0.4) |
4.3 (NS) |
NA |
NA |
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Story composite (max = 4) |
1.3 (1.3) |
3.8 (0.4) |
4.0 (0.0) |
20.1 (<0.0001) |
C = PT > DA |
PT > DA |
6.5 |
0.001 |
Route composite (max = 4) |
1.3 (1.3) |
2.4 (1.6) |
3.8 (0.7) |
10.9 (<0.004) |
C > PT = DA |
C > PT C > DA |
20.5 6.5 |
0.03 0.002 |
Prospective composite (max = 6) |
1.9 (1.5) |
4.7 (1.3) |
6.0 (0.0) |
19.9 (<0.0001) |
C >PT > DA |
C > PT PT > DA |
16.0 14.0 |
0.007 0.003 |
DA, developmental amnesia group; PT, preterm group; C, control group; NA, not applicable; NS, not significant.