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Table 5 Serum DNA fragments, integrity index and mesothelin in subjects with malignant and benign pleural effusions

From: Pleural fluid cell-free DNA integrity index to identify cytologically negative malignant pleural effusions including mesotheliomas

 

All MPE(n= 52)

MPM (n = 16)

Lung cancer (n=22)

Other cancers (n=14)

BPE(n= 23)

ALU 115 (ng/ml)

p-value

0.599

0.198

0.855

0.777

 
 

Mean, Range

796.7 (6 – 5438)

503.7 (23 – 2869)

851.6 (6.3 - 4150.4)

1072.9 (31.8 – 5438.4)

826.8 (9 – 3835)

 

Median (IQR 25-75)

234.4 (47.6 – 1107.9)

123.1 (36.5 – 321.4)

431.6 (47.1 – 1240.3)

500.2 (88.6 – 1113.8)

695.4 (59.1 – 1238.9)

ALU 247 (ng/ml)

p-value

0.968

0.667

0.955

0.512

 
 

Mean, Range

1088.3 (0 – 11995)

566.9 (10 – 3520)

1084.9 (0.1 – 7220.6)

1689.0 (11.7 – 11995.4)

930.7(2 – 2946)

 

Median (IQR 25-75)

226.1 (31.6 – 1161.5)

157.7 (16.6 – 274.7)

333.6 (26.3 – 1458.4)

309.8 (50.7 – 1853.7)

330.2 (8.8 – 1832.7)

DNA integrity index

p-value

0.461

0.408

0.849

0.409

 
 

Mean, Range

1.0 (0 – 4.1)

1.1 (0.3 – 4.1)

0.9 (0.0 – 2.1)

1.1 (0.3 – 2.2)

1.0 (0 – 4.2)

 

Median (IQR 25-75)

0.9 (0.5 – 1.3)

1.0 (0.5 – 1.2)

1.0 (0.4 – 1.3)

1.0 (0.6 – 1.5)

0.9 (0.5 – 1.0)

Mesothelin, nM

p-value

0.071

<0.001

0.692

0.552

 
 

Mean, Range

2.5 (0 - 32)

4.9 (1- 32)

1.2 (0 – 5)

1.2 (0.4 – 3.2)

1.0 (0 – 4)

 

Median (IQR 25-75)

1.2 (0.7 – 2.2)

2.0 (1.3 – 3.5)

0.7 (0.5 – 1.3)

1.0 (0.6 – 1.6)

0.8 (0.5 – 1.2)

  1. *p-value-Mann-Whitney U test comparing diagnoses with benign effusions.