| (B) ALVEOLI | |||
| Day 3 (n=525) | |||
| Class 1 | Class 2 | ||
| Day 0 | Class 1 | 0.95 (358) | 0.05 (18) |
| Class 2 | 0.11 (11) | 0.89 (138) | |
Tables represent transition probabilities for each class at day 3 compared with day 0; numbers in parentheses are numbers of patients in each group.