Fig. 4From: Lung injury induced by different negative suction pressure in patients with pneumoconiosis undergoing whole lung lavageEffect of pulmonary function parameters of both groups. *Was statistically significant compared with Group H, P < 0.05; awas statistically significant compared with T1 in the group H, P < 0.05; bwas statistically significant compared with T1-mon in the group H, P < 0.05; cwas statistically significant compared with T1 in the group L, P < 0.05; dwas statistically significant compared with T1-mon in the group L, P < 0.05. T1, before operation; T1-mon, one month after operation; T2-mon, two months after operationBack to article page