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Table 1 Arithmetic means and standard deviations of reaction times (RT) and accuracy of performance in younger ( N= 16) and older ( N= 16) adults

From: Neural correlates of positive and negative performance feedback in younger and older adults

  Younger Older All
Mean RT (ms)
Neutral Feedback 384 (61) 508 (38) 446 (80)
Positive Feedback 381 (59) 499 (35) 440 (77)
Negative Feedback 387 (57) 503 (38) 445 (76)
Accuracy (%)
Neutral Feedback 91.5 (5.5) 93.4 (4.2) 92.5 (4.9)
Positive Feedback 91.1 (5.6) 90.9 (8.7) 91.0 (7.2)
Negative Feedback 92.2 (7.0) 91.1 (7.1) 91.7 (7.0)