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. 2022 May 19;19:38. doi: 10.1186/s12989-022-00478-7

Table 1.

Survival period, body weights, and lung weights in rats at week 104

Control Low-dose High-dose
Number of animals examined 30 29 28
Survival animal number (rate; %) 25 (83.3) 22 (75.9) 12 (41.4)
Average survival time (weeks) 99.7 96.5 92.8
Body weight (g) 417.9 ± 34 399.1 ± 30 384.6 ± 17*
Absolute lung weight (g) 1.32 ± 0.08 1.92 ± 0.1* 2.91 ± 0.3*
Relative lung weight (g/100 g body weight) 0.31 ± 0.03 0.48 ± 0.05* 0.76 ± 0.06*

Weights: Mean ± SD

*Significantly different from Control (by Dunnett’s test)