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Table 1 The gain-loss structure in the original IGT.

From: Is deck B a disadvantageous deck in the Iowa Gambling Task?

Deck Card Sequence A B C D
1 100 100 50 50
2 100 100 50 50
3 100, -150 100 50, -50 50
4 100 100 50 50
5 100, -300 100 50,-50 50
6 100 100 50 50
7 100, -200 100 50, -50 50
8 100 100 50 50
9 100, -250 100, -1250 50, -50 50
10 100, -350 100 50, -50 50, -250
Final Outcomes -250 ($) -250 ($) +250 ($) +250 ($)
Gain-loss Frequency 5 gains 5 losses 9 gains 1 loss 5 gains 5 losses 9 gains 1 loss