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| 2 d | 7 d | 21 d | ||||
| Con | Beta | Con | Beta | Con | Beta | |
| n | 4 | 8 | 8 | 4 | 5 | 6 |
| Body weight (g) | 7.0±0.7 | 6.7±1.0 | 16.2±1.6* | 17.6±0.7 | 60.4± 24* ∧ | 60.1±7.4 |
| Dia weight (mg) | 28.3±5.3 | 26.1±5.8 | 62.9±9.2* | 66.0±2.7 | 245.9±69.4* ∧ | 202.8±26.3 |
| Ratio (%) | 0.42±0.12 | 0.40±0.09 | 0.39±0.04 | 0.38±0.03 | 0.40±0.10 | 0.34±0.03 |
Con: control; Beta: betamethasone; Dia: diaphragm; Ratio: diaphragm weight/body weight. Values are mean ± SD.
* ∧indicates p<0.001 compared with controls of 2 d and 7 d respectively.
