| Model fit statistics | 28-Day outcome | 84-Day outcome | ||
| No interaction | Full interaction | No interaction | Full interaction | |
| –2 log likelihood | 257.11* | 252.46* | 294.70# | 291.41# |
| Degrees of freedom | 2 | 3 | 2 | 3 |
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*p = 0.03; #p = 0.07.









