Table 29
Ratio of the best forced expiratory volume in one second to forced vital capacity (FEV1/ FVC), by age and sex, household population, Canada, 2009 to 2011

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Ratio of the best forced expiratory volume in one second to forced vital capacity (FEV1/ FVC), by age and sex, household population, Canada, 2009 to 2011: Part 1


Table summary
This table displays the results of ratio of the best forced expiratory volume in one second to forced vital capacity (fev1/ fvc) best fev1/ fvc ratio, mean, 5th percentile,  10th percentile, 25th percentile, estimate, confidence interval and from, calculated using from, to and ratio units of measure (appearing as column headers).
  Best FEV1/ FVC ratio
Mean 5th percentile  10th percentile 25th percentile
Estimate Confidence interval Estimate Confidence interval Estimate Confidence interval Estimate Confidence interval
From To From To From To From To
  ratio
Both sexes  
Age 6 to 11 0.850 0.842 0.859 0.742 0.710 0.773 0.766 0.746 0.786 0.812 0.803 0.821
Age 12 to 19 0.843 0.835 0.852 0.719 0.695 0.743 0.754 0.727 0.781 0.806 0.795 0.817
Age 20 to 39 0.802 0.790 0.813 0.686 0.648 0.725 0.721 0.696 0.746 0.763 0.752 0.774
Age 40 to 59 0.768 0.762 0.775 0.663 0.629 0.697 0.698 0.684 0.711 0.742 0.732 0.751
Age 60 to 79 0.741 0.736 0.746 0.581 0.544 0.618 0.657 0.648 0.667 0.712 0.702 0.721
Age 6 to 79 0.788 0.782 0.793 0.667 0.651 0.683 0.703 0.694 0.713 0.749 0.742 0.756
Males  
Age 6 to 11 0.836 0.823 0.849 0.725 0.677 0.774 0.744 0.718 0.770 0.798 0.782 0.815
Age 12 to 19 0.823 0.812 0.835 0.677 0.629 0.724 0.723 0.686 0.759 0.791 0.775 0.807
Age 20 to 39 0.796 0.784 0.808 0.691 0.658 0.724 0.718 0.693 0.742 0.756 0.741 0.772
Age 40 to 59 0.767 0.758 0.775 0.658 0.619 0.698 0.691 0.670 0.712 0.736 0.718 0.753
Age 60 to 79 0.735 0.729 0.741 0.570 0.536 0.603 0.649 0.616 0.681 0.707 0.696 0.718
Age 6 to 79 0.782 0.776 0.788 0.661 0.642 0.680 0.698 0.684 0.712 0.742 0.734 0.751
Females  
Age 6 to 11 0.865 0.857 0.873 0.762 0.742 0.782 0.794 0.779 0.809 0.839 0.833 0.845
Age 12 to 19 0.864 0.854 0.874 0.745 0.710 0.780 0.787 0.766 0.807 0.824 0.815 0.832
Age 20 to 39 0.808 0.793 0.822 0.670 0.605 0.735 0.729 0.686 0.772 0.772 0.755 0.790
Age 40 to 59 0.770 0.762 0.778 0.671 0.621 0.721 0.703 0.683 0.723 0.745 0.736 0.754
Age 60 to 79 0.746 0.735 0.757 0.594 0.537 0.652 0.663 0.647 0.679 0.719 0.707 0.731
Age 6 to 79 0.793 0.787 0.800 0.670 0.645 0.695 0.708 0.696 0.719 0.754 0.749 0.759

Ratio of the best forced expiratory volume in one second to forced vital capacity (FEV1/ FVC), by age and sex, household population, Canada, 2009 to 2011: Part 2


Table summary
This table displays the results of ratio of the best forced expiratory volume in one second to forced vital capacity (fev1/ fvc) best fev1/ fvc ratio, 50th percentile, 75th percentile,  90th percentile, 95th percentile, estimate, confidence interval and from, calculated using from, to and ratio units of measure (appearing as column headers).
  Best FEV1/ FVC ratio
50th percentile 75th percentile  90th percentile 95th percentile
Estimate Confidence interval Estimate Confidence interval Estimate Confidence interval Estimate Confidence interval
From To From To From To From To
  ratio
Both sexes  
Age 6 to 11 0.857 0.851 0.863 0.890 0.881 0.899 0.926 0.910 0.941 0.942 0.929 0.955
Age 12 to 19 0.848 0.840 0.855 0.889 0.876 0.902 0.931 0.920 0.942 0.950 0.939 0.962
Age 20 to 39 0.806 0.793 0.818 0.842 0.834 0.850 0.880 0.865 0.895 0.907 0.880 0.935
Age 40 to 59 0.775 0.767 0.782 0.803 0.798 0.808 0.828 0.823 0.832 0.841 0.828 0.854
Age 60 to 79 0.753 0.749 0.757 0.787 0.776 0.798 0.814 0.803 0.824 0.836 0.824 0.848
Age 6 to 79 0.791 0.786 0.795 0.830 0.826 0.835 0.875 0.866 0.885 0.903 0.892 0.914
Males  
Age 6 to 11 0.839 0.823 0.855 0.879 0.869 0.889 0.907 0.887 0.926 0.936 0.922 0.950
Age 12 to 19 0.831 0.821 0.841 0.872 0.855 0.889 0.903 0.894 0.912 0.931 0.908 0.954
Age 20 to 39 0.800 0.785 0.815 0.837 0.825 0.849 0.871 0.855 0.887 0.907 0.871 0.944
Age 40 to 59 0.772 0.760 0.784 0.803 0.794 0.812 0.828 0.823 0.832 0.839 0.827 0.851
Age 60 to 79 0.748 0.741 0.755 0.777 0.768 0.786 0.807 0.797 0.817 0.818 0.806 0.830
Age 6 to 79 0.786 0.780 0.792 0.825 0.819 0.831 0.865 0.854 0.875 0.894 0.879 0.909
Females  
Age 6 to 11 0.868 0.861 0.876 0.896 0.887 0.906 0.934 0.920 0.948 0.952 0.931 0.973
Age 12 to 19 0.863 0.851 0.875 0.909 0.890 0.928 0.946 0.931 0.961 0.961 0.946 0.976
Age 20 to 39 0.814 0.800 0.828 0.845 0.834 0.856 0.885 0.870 0.899 0.908 0.879 0.937
Age 40 to 59 0.776 0.766 0.786 0.803 0.798 0.808 0.823 0.813 0.834 0.848 0.828 0.868
Age 60 to 79 0.757 0.748 0.766 0.798 0.785 0.811 0.824 0.805 0.843 0.839 0.821 0.857
Age 6 to 79 0.795 0.790 0.800 0.836 0.828 0.843 0.882 0.873 0.890 0.912 0.896 0.927
Note(s):
Total household population aged 6 to 79, except those meeting the exclusion criteria (see the Canadian Health Measures Survey (CHMS) Data User Guide: Cycle 2).
Source(s):
Canadian Health Measures Survey, Cycle 2.