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The cross tabulations of the treatment effect on PSI and the coding of three components.
| Tx effect on PSI |
||||
| Coding | Negative (Total # = 12) | Positive (Total # = 23) | Sum of row | |
| Component 1 | 0 | 9 | 3 | 12 |
| 1 | 3 | 20 | 23 | |
| Component 2 | 0 | 7 | 2 | 9 |
| 1 | 5 | 21 | 26 | |
| Component 3 | 0 | 9 | 3 | 12 |
| 1 | 3 | 20 | 23 | |
