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

Table 1.

Demographic characteristics of patients with pleural effusion

Diagnose N Age (years, x ± s) Male (n, %) P value
TPE 57 38 ± 18 41, 72%
MPE 17 64 ± 14 8, 47%
PPE 5 60 ± 11 3, 60% 0.24

No significant difference for age and sex among those three groups