Variable Mean Std deviation
FEV1 (absolute) 1.18 0.24
FEV1 (relative) 90.3 17.83
FEV0.75 (absolute) 1.06 0.25
FVC (absolute) 1.28 0.25
FVC (relative) 92.44 17.86
PEF 2.16 0.73
FEV1/FVC (absolute) 92.18 9.38
FEV0.75/FVC (absolute) 83.43 12.6
FEV1 (absolute) and FVC (absolute): expressed in liters; relative values described in percentages PEF expressed in liters/second
Table 1: Values obtained in spirometry base.
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