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. Author manuscript; available in PMC: 2011 Aug 1.
Published in final edited form as: Int Psychogeriatr. 2010 Jan 28;22(5):785–794. doi: 10.1017/S1041610209991657

Table 2.

Fuld OME and SIT score distributions among participants with CDR = 0

Table 2a. Age 65 – 69; CDR = 0 (n=308)
Variable Mean SD Min 5th %tile 7th %tile 10th %tile 25th %tile 50th %tile 75th %tile 90th %tile 93th %tile 95th %tile Max
OME 3 Trials (encoding) 24.3 2.9 15 19 20 20 22 25 26 28 28 28 30
SIT Bag B Immediate Recall (proactive interference) 7.2 1.5 2 5 5 5 6 7 8 9 9 9 10
SIT Bag A Short-delay Recall (retroactive interference) 6.1 2.0 0 2 3 3 5 6 7.5 8 9 9 10
SIT Bag A + Bag B Immediate Recall (combined interference) 13.3 2.7 6 9 9 9 11 13.5 15 17 17 18 20
SIT Bag A Delayed Recall 7.8 1.7 0 5 5 6 7 8 9 10 10 10 10
Proactive Interference Ratio 0.9 0.2 0.3 0.6 0.6 0.7 0.8 0.9 1.0 1.1 1.1 1.2 1.4
Retroactive Interference Ratio 0.7 0.2 0.0 0.3 0.4 0.4 0.6 0.7 0.9 1.0 1.0 1.0 1.3
Table 2b. Age 70 –74; CDR =0 (n=226)
Variable Mean SD Min 5th %tile 7th %tile 10th %tile 25th %tile 50th %tile 75th %tile 90th %tile 93th %tile 95th %tile Max
OME 3 Trials (encoding) 23.6 3.2 14 18 18 19 22 24 26 27 28 28 29
SIT Bag B Immediate Recall (proactive interference) 6.8 1.5 2 4 5 5 6 7 8 9 9 9 10
SIT Bag A Short-delay Recall (retroactive interference) 5.9 2.2 0 2 2 3 5 6 7 9 9 9 10
SIT Bag A + Bag B Immediate Recall (combined interference) 12.7 3.0 5 7 7 8 11 13 15 17 17 17 20
SIT Bag A Delayed Recall 7.4 1.9 0 4 4 5 7 8 9 9 10 10 10
Proactive Interference Ratio 0.9 0.2 0.3 0.6 0.7 0.7 0.8 0.9 1.0 1.1 1.1 1.1 1.3
Retroactive Interference Ratio 0.7 0.2 0.0 0.3 0.3 0.4 0.6 0.7 0.9 1.0 1.0 1.1 1.3
Table 2c. Age 75 –79; CDR = 0 (n=304)
Variable Mean SD Min 5th %tile 7th %tile 10th %tile 25th %tile 50th %tile 75th %tile 90th %tile 93th %tile 95th %tile Max
Fuld OME 3 Trials (encoding) 22.9 3.4 9 17 18 18 21 23 25 27 27 28 30
SIT Bag B Immediate Recall (proactive interference) 6.5 1.7 0 4 4 4 5 7 8 9 9 9 10
SIT Bag A Short-delay Recall (retroactive interference) 5.6 2.1 0 2 2 3 4 6 7 8 8 9 10
SIT Bag A + Bag B Immediate Recall (combined interference) 12.1 2.9 0 7 8 9 10 12.5 14 16 16 16 20
SIT Bag A Delayed Recall 7.3 1.7 0 4 5 5 6 7 9 9 10 10 10
Proactive Interference Ratio 0.9 0.2 0.0 0.5 0.5 0.6 0.8 0.9 1.0 1.1 1.1 1.2 1.7
Retroactive Interference Ratio 0.7 0.3 0.0 0.2 0.3 0.3 0.6 0.7 0.9 1.0 1.0 1.1 1.4
Table 2d. Age 80 – 84; CDR = 0 (n=343)
Variable Mean SD Min 5th %tile 7th %tile 10th %tile 25th %tile 50th %tile 75th %tile 90th %tile 93th %tile 95th %tile Max
OME 3 Trials (encoding) 22.3 3.6 7 16 17 18 20 23 25 26 27 28 30
SIT Bag B Immediate Recall (proactive interference) 6.1 1.7 0 3 3 4 5 6 7 8 8 9 10
SIT Bag A Short-delay Recall (retroactive interference) 5.2 2.1 0 1 2 2 4 5 7 8 8 8 10
SIT Bag A + Bag B Immediate Recall (combined interference) 11.3 3.1 0 6 7 7 9 11 13 15 16 16 18
SIT Bag A Delayed Recall 6.9 1.9 0 3 4 5 6 7 8 9 9 10 10
Proactive Interference Ratio 0.8 0.2 0.0 0.5 0.5 0.5 0.7 0.8 1.0 1.1 1.1 1.2 1.4
Retroactive Interference Ratio 0.7 0.3 0.0 0.2 0.3 0.3 0.5 0.7 0.8 1.0 1.0 1.0 1.3
Table 2e. Age 85–89; CDR = 0 (n=170)
Variable Mean SD Min 5th %tile 7th %tile 10th %tile 25th %tile 50th %tile 75th %tile 90th %tile 93th %tile 95th %tile Max
OME 3 Trials (encoding) 21.2 3.4 12 15 15 16 19 21 24 25 26 26 29
SIT Bag B Immediate Recall (proactive interference) 5.7 1.7 1 3 3 3.5 5 6 7 8 8 8 10
SIT Bag A Short-delay Recall (retroactive interference) 4.9 2 0 1 1 2 4 5 6 7 7 8 10
SIT Bag A + Bag B Immediate Recall (combined interference) 10.6 3.2 2 5 6 6 9 11 13 15 15 16 18
SIT Bag A Delayed Recall 6.4 1.9 0 4 4 4 5 7 8 9 9 9 10
Proactive Interference Ratio 0.8 0.2 0.2 0.5 0.5 0.5 0.7 0.8 1 1.1 1.1 1.2 1.4
Retroactive Interference Ratio 0.6 0.3 0 0.1 0.2 0.3 0.5 0.7 0.8 1 1 1 1.3
Table 2f. Age 90 – 99; CDR = 0 (n = 42)
Variable Mean SD Min 5th %tile 7th %tile 10th %tile 25th %tile 50th %tile 75th %tile 90th %tile 93th %tile 95th %tile Max
OME 3 Trials (encoding) 20.1 3.4 12 14 14 15 18 20 23 24 25 25 26
SIT Bag B Immediate Recall (proactive interference) 5.2 2.1 0 1 1 3 4 5 6 8 8 8 10
SIT Bag A Short-delay Recall (retroactive interference) 4.4 2 0 0 0 1 3 5 6 7 7 7 7
SIT Bag A + Bag B Immediate Recall (combined interference) 9.5 3.4 3 4 4 4 7 10 12 13 14 14 16
SIT Bag A Delayed Recall 5.9 1.8 1 3 3 4 5 6 7 8 8 8 10
Proactive Interference Ratio 0.8 0.3 0 0.3 0.3 0.5 0.7 0.8 0.9 1.1 1.2 1.2 1.3
Retroactive Interference Ratio 0.6 0.3 0 0 0 0.2 0.4 0.6 0.9 1 1 1 1.2