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Table 2 Spirometric measures of the total population

From: Lung function and associations with multiple dimensions of dental health: a prospective observational cross-sectional study

Parameter

n

Median (quartiles)

FEV1 (L)

206

3.20 (2.75; 3.82)

FEV1 (% predicted)

206

102.6 (92.2; 112.4)

FEV1 (% predicted)GLI

206

96.0 (87.6; 105.5)

FVC (L)

206

4.06 (3.51; 4.98)

FVC (% predicted)

206

109.9 (100.8; 119.2)

FVC (% predicted)GLI

206

100.0 (91.1; 108.9)

FEV1/FVC (%)

206

78.9 (73.9; 83.2)

FEV1/FVC (% predicted)GLI

206

96.7 (91.1; 101.8)

PEF (L/s)

206

6.98 (5.95; 8.65)

PEF (% predicted)

206

95.0 (84.7; 107.1)

MEF50 (L/s)

150

3.22 (2.51; 4.18)

MEF50 (% predicted)

150

71.3 (58.7; 92.0)

MEF25 (L/s)

150

0.94 (0.52; 1.34)

MEF25 (% predicted)

150

50.0 (31.6; 68.2)

  1. GLI reference values according to Global Lungs Initiative [18]
  2. FEV 1 forced expiratory volume in 1 s; FVC forced vital capacity; PEF peak expiratory flow; MEF 50 maximal expiratory flow at 50 % of vital capacity. MEF 25 maximal expiratory flow at 25 % of vital capacity