First Report of FVC and FEV1 Reference Values for Beninese Children Aged 11–16 Years
Table 5
Correction ethnic factors suggested by our study in Beninese children after using the microQuark Spirometer (Cosmed, Italy) with “African origin” option.
(A) Age Year (Sex)
(B) IC_height (cm)
(C) Correction ethnic of FVC (%)
(D) Correction ethnic of FEV1 (%)
11 yrs (Boys)
[140.7; 145.5]
−7.53
−27.62
12 yrs (Boys)
[147.0; 152.2]
−13.65
−33.53
13 yrs (Boys)
[152.6; 159.3]
−10.79
−28.37
14 yrs (Boys)
[156.5; 162.4]
−9.30
−24.68
15 yrs (Boys)
[159.4; 164.9]
−6.75
−35.19
16 yrs (Boys)
[160.7; 168.0]
−3.44
−38.06
11 yrs (Girls)
[143.1; 146.8]
−24.16
−36.48
12 yrs (Girls)
[149.1; 153.8]
−34.94
−52.86
13 yrs (Girls)
[148.8; 153.2]
−18.60
−31.41
14 yrs (Girls)
[139.3; 161.5]
−12.08
−15.77
15 yrs (Girls)
[153.3; 156.7]
−17.25
−29.42
16 yrs (Girls)
[153.8; 160.4]
−7.64
−23.40
(A): different categories of age, year, and sex, (B): confidence intervals (CI) of height, (C) and (D): correction ethnic values of FVC and FEV observed respectively, with the microQuark Spirometer.
