Ventilatory function with and without backpack in school children

Objective: To assess the Backpack load and comparison of ventilatory function with and without backpack in school children. Methodology: This analytical cross sectional study was conducted in government and private schools of Islamabad & Rawalpindi, Pakistan from June to August 2019. Sampling technique employed was non-probability convenience sampling. Spirometry readings were taken with and without backpack. Results: Out of 382 children, 96 …