Table 2.
Comparison of respiratory function tests and OH/ECW% ratio before and after hemodialysis.
| Parameters | Pre-dialysis | Post-dialysis | P |
|---|---|---|---|
| FVC | 2.61±1.22 | 2.80±1.12 | 0.002 |
| FVC% | 77.03±24.32 | 81.61±23.33 | 0.002 |
| FEV1 | 2.08±0.99 | 2.20±0.93 | 0.011 |
| FEV1% | 73.45±24.00 | 75.59±25.68 | 0.335 |
| FEV1/FVC | 0.79±0.08 | 0.78±0.07 | 0.412 |
| FEF25–75 | 2.07±0.74 | 2.08±0.82 | 0.858 |
| FEF 25–75% | 57.88±16.25 | 56.41±17.84 | 0.575 |
| PEFR | 4.53±1.14 | 4.58±1.92 | 0.792 |
| PEFR% | 63.14±22.06 | 63.13±21.53 | 0.996 |
| OH/ECW% | 9.92±2.25 | 4.18±1.65 | <0.001 |
FVC – forced vital capacity; FEV1 – forced expiratory volume in the first second; FEF25–75 – mean forced expiratory flow between 25% and 75% of the FVC; PEFR – peak expiratory flow rate; OH – overhydration; ECW – extracellular water.