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. 2021 Aug 23;21:861. doi: 10.1186/s12879-021-06575-w

Fig. 1.

Fig. 1

Entitled correlation between pleural fluid IL-33 level and pleural ADA level. All patients were included (n = 79). We used Pearson correlation to analysis the correlations between pleural fluid IL-33, pleural effusion ADA and peripheral blood T-SPOT. The result show that pleural fluid IL-33 level and pleural ADA level were positively linear related, (r = 0.343, P < 0.05)