Establishment of Reference Norms for Lung Function Parameters of Healthy Sri Lankan Tamils

Table 8

Mean (SD) of measured and predicted values of males and females.

	Males			Females
	FVC (L)	FEV1 (L)	VC (L)	FVC (L)	FEV1 (L)	VC (L)
Measured values	3.05 ± 0.52	2.52 ± 0.53	2.97 ± 0.48	2.31 ± 0.5	2.02 ± 0.46	2.21 ± 0.43
Predicted values (present equations)	3.3 ± 0.50	2.10 ± 0.48		2.28 ± 0.34	1.99 ± 0.32	2.16 ± 0.43
Predicted values (GLI 2012)	2.92 ± 0.52	2.4 ± 0.53		2.62 ± 0.32	2.22 ± 0.33