Table 2: Bootstrapped linear regression coefficients, R-values and SEE’s in the First Nations lung health project 2012-2013 (males).
| Model | R2 | % Difference† | SEE | |||||
| Outcome | Predictors | |||||||
| Constant (± S.E) | Age (± S.E) (year) | Height (± S.E) (cm) | BMI (± S.E) | ABSI (± S.E) | ||||
| FVC | -8.618(± 7.200) | -0.043(± 0.047) | 0.086**(± 0.0394) | 0.54 | 0 | 0.734 | ||
| FEV1 | -6.481(± 4.775) | -0.040(± 0.032) | 0.068**(± 0.0259) | 0.577 | 0 | 0.584 | ||
| FEV1/FVC (%) | 103.039*(± 53.294) | -0.142(± 0.368) | -0.085(± 0.2940) | 0.060 | 0 | 6.2 | ||
| FEF25-75 | -9.536(± 10.142) | -0.036(± 0.070) | 0.087(± 0.0546) | 0.234 | 0 | 1.34 | ||
| FVC | 5.413**(± 1.402) | -0.078*(± 0.047) | 0.086(± 0.072) | 0.417 | -22.8 | 0.826 | ||
| FEV1 | 5.288**(± 1.203) | -0.059(± 0.043) | 0.039(± 0.055) | 0.369 | -36 | 0.713 | ||
| FEV1/FVC (%) | 97.258**(± 9.820) | 0.023(± 0.223) | -0.520(± 0.390) | 0.207 | 245 | 5.7 | ||
| FEF25-75 | 6.942**(± 2.197) | -0.033(± 0.083) | -0.035(± 0.075) | 0.107 | -54.3 | 1.447 | ||
| FVC | 7.910(± 5.824) | -0.051(± 0.068) | -10.863**(± 77.452) | 0.269 | -50.2 | 0.225 | ||
| FEV1 | 1.840(± 4.848) | -0.051(± 0.063) | 51.271(± 64.902) | 0.362 | -37.3 | 0.717 | ||
| FEV1/FVC (%) | -0.566(± 39.499) | -0.220(± 0.205) | 1085.266**(± 479.60) | 0.378 | 530 | 5.1 | ||
| FEF25-75 | -10.701(± 10.053) | -0.060(± 0.083) | 209.323*(± 126.149) | 0.307 | 31.2 | 1.275 | ||
Note: FVC: Forced Vital Capacity; FEV1: Forced Expiratory Volume during the first second; FEF25-75: Forced Expiratory Flaw during the middle half of the forced vital capacity;
BMI: Body Mass Index; ABSI: A Body Shape Index; *: indicates p-value < 0.10; **: indicates p-value < 0.05; †indicates difference % with respect to the model containing only Age and Height.