Table 3. Scoring of lung injury.

Group	N	Score
Control	6	0.00±0.00
Model	6	4.83±1.72*
Notoginsenoside R1 5 mg/kg	6	3.67±1.97
Notoginsenoside R1 10 mg/kg	6	2.33±0.52△
Notoginsenoside R1 20 mg/kg	6	1.17±1.47△
Positive control	6	1.17±0.75△

Data are showed as mean ± sd; n=6; *, P<0.05 vs. Control; ^△, P<0.05 vs. Model.