1.
Journal of Preventive Medicine
;
: 53-56, 2003.
Article
in Vietnamese
| WPRIM
| ID: wpr-5626
ABSTRACT
This cross-sectional study involved 339 students aged 12-15 at Sapa and Yen Binh regions. It measured and compared indexes such as vital capacity (VC), forced expiratory volume 1 (FEV1), and Tiffeneau index. Results: there weren’t significant differences between VC, FEV1 and Tiffeneau indexes of students in both sexes of 2 regions (p0.9), and between FEV1 and height (r>0.9)