Those packaged with high O2 and 3:1 headspace ratio atmospheres received better scores during the entire storage. Fernandez-Lopez et al. (2008) determined that off-odour evaluation showed differences (Pb0.05) between air and MAP packs. They emphasised that the off-odours were mainly putrefactive and sour, and the air packed samples had the highest scores (Pb0.05) for off-odour.