An important table !
Test | Normal | Obstructive Lung disease | Restrictive lung Disease |
FEV1/FVC (FEV1 %) | > 0.70 | ↓ | Normal/↑ |
FEV1 (% of predicted) | 80–120% | ↓ | ↓ |
FVC (% of predicted) | 80–120% | Normal/↓ | ↓ |
FRC (% of predicted) | 80–120% | ↑ | ↓ |
TLC (% of predicted) | 80–120% | ↑ | ↓ |
Enrol to the course which suits you !