Welch Allyn CP 150 spirometry option - User Manual User Manual

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Gender

Lung Age Formula

2.870 (height) – 31.250 (FEV1) – 39.375 +

2.319 (height) – 21.277 (FEF200-1200) + 42.766 +

1.044 (height) – 22.222 (FEF25%-75%) + 55.844 ]/ 4

Women

[4.792 (height) – 41.667 (FVC) – 118.833 +

3.560 (height) – 40.000 (FEV1) – 77.280 +

4.028 (height) – 27.778 (FEF200-1200) – 70.333 +

2.000 (height) – 33.333 (FEF25%-75%)+18.367 ] / 4

Directions for use

Predictive Norms, etc. 53