Table 4. Craniocaudal Distance and Maximal Depth of Pleural Effusion in Each Effusion Group According to the Estimated Amount of Pleural Fluid.
| Estimated Pleural Fluid, mL | No. of Effusions | Lateral, La | Posterolateral, PLa | Posterior, Pa | |||
|---|---|---|---|---|---|---|---|
| CCD | DPE | CCD | DPE | CCD | DPE | ||
| ≤ 200 | 3 | 0 | 0 | 0 | 0.96 (0.04) | 5.7 (2.8) | 1.81 (0.16) |
| > 200, ≤ 300 | 3 | 0 | 0 | 7.5 (4.6) | 1.82 (0.49) | 11.8 (2.8) | 2.63 (0.58) |
| > 300, ≤ 400 | 4 | 0.8 (1.5) | 0.33 (0.65) | 11.6 (3.2) | 2.38 (0.37) | 17.6 (1.1) | 3.21 (0.51) |
| > 400, ≤ 500 | 4 | 2.3 (3.3) | 0.96 (1.29) | 9.6 (4.3 | 3.18 (0.45) | 16.9 (1.9) | 3.55 (0.65) |
| > 500, ≤ 600 | 4 | 1.3 (2.5) | 0.79 (1.05) | 12.8 (2.5) | 3.28 (0.44) | 20.1 (5.2) | 3.76 (0.35) |
| > 600, ≤ 700 | 3 | 2.7 (3.1) | 1.68 (1.15) | 13.7 (1.0) | 4.88 (0.32) | 18.0 (0.9) | 5.63 (0.46) |
| > 700, ≤ 900 | 3 | 4.5 (3.9) | 1.26 (1.24) | 14.5 (6.1) | 4.73 (0.54) | 22.0 (2.5) | 5.47 (0.33) |
| > 900, ≤ 1100 | 3 | 8.5 (5.3) | 3.04 (2.17) | 16.0 (2.6) | 6.07 (1.94) | 24.2 (4.0) | 6.90 (1.25) |
| > 1100 | 5 | 13.5 (4.4) | 3.96 (0.97) | 15.5 (2.0) | 5.47 (1.12) | 24.5 (2.5) | 6.61 (1.32) |
aValues’ unit is cm.
Abbreviations: CCD, craniocaudal distance of pleural effusion; DPE, depth of pleural effusion.