Age (y) | Males | Females | χ2 | p Value | ||
Eligible (n) | Investigated (n (%)) | Eligible (n) | Investigated (n (%)) | |||
40–49 | 313 | 253 (76.7) | 418 | 407 (97.4) | 2.708 | 0.099 |
50–59 | 272 | 252 (92.6) | 371 | 358 (96.5) | 0.089 | 0.766 |
60–69 | 162 | 126 (77.8) | 217 | 206 (94.9) | 1.494 | 0.222 |
70–79 | 159 | 111 (69.8) | 203 | 186 (91.6) | 2.629 | 0.105 |
⩾80 | 61 | 22 (36.1) | 74 | 39 (52.7) | 1.082 | 0.298 |
Total | 967 | 764 (79.0) | 1283 | 1196 (93.2) | 6.752 | 0.009 |
Current smokers | 301 (39.4) | 279 (23.3) | 30.14 | 0.0001 | ||
Ex-smokers | 286 (37.3) | 202 (16.9) | 60.65 | 0.0001 | ||
Never smokers | 177 (23.3) | 715 (59.8) | 100.7 | 0.0001 |
χ2 test and p values regarding age categories refer to differences between the eligible versus the investigated groups. χ2 test and p values regarding smoking status refer to differences between men and women.