Background
Methods
Study design
Study population
Outcomes and study variables
Analysis
Results
Demographic and cancer characteristics
Bowel cancer | Lung cancer | |||||||||
---|---|---|---|---|---|---|---|---|---|---|
45 and Up | NSW | 45 and Up | NSW | |||||||
n | % | n | % | RRF (95% CL) | n | % | n | % | RRF (95% CL) | |
Sex | ||||||||||
Male | 1009 | 54.9 | 14,585 | 54.0 | 1.02 (0.98,1.06) | 545 | 56.2 | 10,177 | 58.8 | 0.96 (0.91,1.01) |
Female | 828 | 45.1 | 12,428 | 46.0 | 0.98 (0.93,1.03) | 424 | 43.8 | 7137 | 41.2 | 1.06 (0.99,1.14) |
Age at diagnosis | ||||||||||
45–54 years | 117 | 6.4 | 2542 | 9.4 | 0.68 (0.57,0.80) | 46 | 4.7 | 1403 | 8.1 | 0.59 (0.44,0.77) |
55–64 years | 352 | 19.2 | 5865 | 21.7 | 0.88 (0.81,0.97) | 171 | 17.6 | 3578 | 20.7 | 0.85 (0.75,0.98) |
65–74 years | 601 | 32.7 | 8111 | 30.0 | 1.09 (1.02,1.16) | 330 | 34.1 | 5579 | 32.2 | 1.06 (0.97,1.15) |
75–84 years | 549 | 29.9 | 7490 | 27.7 | 1.08 (1.01,1.15) | 328 | 33.8 | 5157 | 29.8 | 1.14 (1.04,1.24) |
85+ years | 218 | 11.9 | 3005 | 11.1 | 1.07 (0.95,1.20) | 94 | 9.7 | 1597 | 9.2 | 1.05 (0.87,1.27) |
Median (IQRa) | 72 (64–80) | 71 (62–79) | 73 (66–80) | 71 (63–79) | ||||||
Charlson score | ||||||||||
0 | 1459 | 79.4 | 20,487 | 75.8 | 1.05 (1.02,1.07) | 607 | 62.6 | 9662 | 55.8 | 1.12 (1.07,1.18) |
1 | 138 | 7.5 | 2133 | 7.9 | 0.95 (0.81,1.11) | 164 | 16.9 | 3131 | 18.1 | 0.94 (0.82,1.07) |
2+ | 202 | 11.0 | 3585 | 13.3 | 0.83 (0.73,0.94) | 136 | 14.0 | 3109 | 18.0 | 0.78 (0.67,0.91) |
No admission | 38 | 2.1 | 808 | 3.0 | 0.69 (0.51,0.94) | 62 | 6.4 | 1412 | 8.2 | 0.78 (0.62,0.99) |
Extent of disease | ||||||||||
Localised | 637 | 34.7 | 8493 | 31.4 | 1.10 (1.04,1.17) | 193 | 19.9 | 3190 | 18.4 | 1.08 (0.96,1.22) |
Regional | 748 | 40.7 | 11,495 | 42.6 | 0.96 (0.91,1.01) | 223 | 23.0 | 3694 | 21.3 | 1.08 (0.96,1.21) |
Distant | 342 | 18.6 | 5314 | 19.7 | 0.95 (0.86,1.04) | 440 | 45.4 | 7917 | 45.7 | 0.99 (0.93,1.06) |
Unknown | 110 | 6.0 | 1711 | 6.3 | 0.95 (0.79,1.13) | 113 | 11.7 | 2513 | 14.5 | 0.80 (0.68,0.95) |
Remoteness | ||||||||||
Major city | 928 | 50.5 | 17,871 | 66.2 | 0.76 (0.73,0.80) | 521 | 53.8 | 11,586 | 66.9 | 0.80 (0.76,0.85) |
Inner regional | 660 | 35.9 | 6735 | 24.9 | 1.44 (1.36,1.53) | 336 | 34.7 | 4156 | 24.0 | 1.44 (1.33,1.57) |
Outer regional & remote | 249 | 13.6 | 2407 | 8.9 | 1.52 (1.36,1.70) | 112 | 11.6 | 1572 | 9.1 | 1.27 (1.08,1.51) |
Area-based socioeconomic position | ||||||||||
Least disadvantaged | 290 | 15.8 | 4247 | 15.7 | 1.00 (0.91,1.11) | 127 | 13.1 | 2078 | 12.0 | 1.09 (0.93,1.28) |
Quintile 2 | 351 | 19.1 | 4777 | 17.7 | 1.08 (0.99,1.18) | 151 | 15.6 | 2550 | 14.7 | 1.06 (0.92,1.22) |
Quintile 3 | 397 | 21.6 | 5276 | 19.5 | 1.11 (1.02,1.20) | 177 | 18.3 | 3268 | 18.9 | 0.97 (0.85,1.10) |
Quintile 4 | 387 | 21.1 | 6178 | 22.9 | 0.92 (0.85,1.00) | 255 | 26.3 | 4223 | 24.4 | 1.08 (0.97,1.19) |
Most disadvantaged | 412 | 22.4 | 6535 | 24.2 | 0.93 (0.85,1.01) | 259 | 26.7 | 5195 | 30.0 | 0.89 (0.80,0.99) |
Country of birth | ||||||||||
Australia | 1370 | 74.6 | 18,110 | 67.0 | 1.11 (1.08,1.14) | 682 | 70.4 | 11,027 | 63.7 | 1.11 (1.06,1.15) |
Other English speaking | 219 | 11.9 | 2542 | 9.4 | 1.27 (1.13,1.43) | 135 | 13.9 | 2085 | 12.0 | 1.16 (0.99,1.35) |
Non-English speaking | 172 | 9.4 | 5411 | 20.0 | 0.47 (0.41,0.54) | 122 | 12.6 | 3889 | 22.5 | 0.56 (0.48,0.66) |
Unknown | 76 | 4.1 | 950 | 3.5 | 1.18 (0.95,1.45) | 30 | 3.1 | 313 | 1.8 | 1.71 (1.23,2.39) |
Hospital use, ED attendance and survival
Bowel cancer | Lung cancer | |||||||||
---|---|---|---|---|---|---|---|---|---|---|
45 and Up | NSW | 45 and Up | NSW | |||||||
n | % | n | % | RRF (95% CL) | n | % | n | % | RRF (95% CL) | |
Year prior to diagnosis | ||||||||||
Number of admission | ||||||||||
Zero | 1419 | 77.2 | 20,480 | 75.8 | 1.02 (0.99,1.04) | 695 | 71.7 | 12,332 | 71.2 | 1.01 (0.97,1.05) |
1 | 270 | 14.7 | 4550 | 16.8 | 0.87 (0.78,0.97) | 179 | 18.5 | 3275 | 18.9 | 0.98 (0.86,1.11) |
2+ | 148 | 8.1 | 1983 | 7.3 | 1.10 (0.95,1.27) | 95 | 9.8 | 1707 | 9.9 | 0.99 (0.83,1.20) |
Number of weeks in hospital | ||||||||||
Zero | 1418 | 77.2 | 20,444 | 75.7 | 1.02 (1.00,1.04) | 694 | 71.6 | 12,300 | 71.0 | 1.01 (0.97,1.05) |
1 week | 276 | 15.0 | 4169 | 15.4 | 0.97 (0.88,1.08) | 175 | 18.1 | 2936 | 17.0 | 1.07 (0.94,1.21) |
> 1 week | 143 | 7.8 | 2400 | 8.9 | 0.88 (0.75,1.02) | 100 | 10.3 | 2078 | 12.0 | 0.86 (0.72,1.03) |
Type of hospital | ||||||||||
0 | 191 | 28.8 | 1999 | 20.5 | 1.40 (1.23,1.60) | 68 | 15.0 | 1155 | 14.4 | 1.04 (0.83,1.31) |
1 | 472 | 71.2 | 7746 | 79.5 | 0.90 (0.82,0.97) | 385 | 85.0 | 6862 | 85.6 | 0.99 (0.91,1.09) |
Number of ED attendances | ||||||||||
Zero | 1395 | 75.9 | 20,006 | 74.1 | 1.03 (1.00,1.05) | 658 | 67.9 | 11,640 | 67.2 | 1.01 (0.97,1.05) |
1 | 266 | 14.5 | 4523 | 16.7 | 0.86 (0.78,0.96) | 183 | 18.9 | 3385 | 19.6 | 0.97 (0.85,1.10) |
2+ | 176 | 9.6 | 2484 | 9.2 | 1.04 (0.91,1.19) | 128 | 13.2 | 2289 | 13.2 | 1.00 (0.85,1.17) |
Year following diagnosis | ||||||||||
Number of admissions | ||||||||||
Zero | 159 | 8.7 | 2349 | 8.7 | 1.00 (0.86,1.15) | 166 | 17.1 | 2849 | 16.5 | 1.04 (0.91,1.19) |
1 | 825 | 44.9 | 11,532 | 42.7 | 1.05 (1.00,1.10) | 370 | 38.2 | 6316 | 36.5 | 1.05 (0.97,1.13) |
2 | 452 | 24.6 | 7171 | 26.5 | 0.93 (0.86,1.00) | 220 | 22.7 | 4001 | 23.1 | 0.98 (0.88,1.10) |
3+ | 401 | 21.8 | 5961 | 22.1 | 0.99 (0.91,1.08) | 213 | 22.0 | 4148 | 24.0 | 0.92 (0.82,1.03) |
Number of weeks in hospital | ||||||||||
Zero | 141 | 7.7 | 1989 | 7.4 | 1.04 (0.89,1.21) | 149 | 15.4 | 2452 | 14.2 | 1.09 (0.94,1.25) |
Up to 2 weeks | 975 | 53.1 | 13,172 | 48.8 | 1.09 (1.04,1.13) | 409 | 42.2 | 6964 | 40.2 | 1.05 (0.98,1.13) |
> 2 to 4 weeks | 401 | 21.8 | 6489 | 24.0 | 0.91 (0.84,0.99) | 231 | 23.8 | 4210 | 24.3 | 0.98 (0.88,1.09) |
> 4 weeks | 320 | 17.4 | 5363 | 19.9 | 0.88 (0.80,0.97) | 180 | 18.6 | 3688 | 21.3 | 0.87 (0.77,0.99) |
Type of hospital | ||||||||||
Private | 1095 | 33.3 | 14,031 | 28.9 | 1.15 (1.10,1.21) | 247 | 15.1 | 3833 | 12.5 | 1.20 (1.07,1.35) |
Public | 2192 | 66.7 | 34,527 | 71.1 | 0.94 (0.91,0.97) | 1394 | 84.9 | 26,834 | 87.5 | 0.97 (0.94,1.00) |
Number of ED attendances | ||||||||||
Zero | 996 | 54.2 | 13,411 | 49.6 | 1.09 (1.05,1.14) | 321 | 33.1 | 5195 | 30.0 | 1.10 (1.01,1.20) |
1 | 395 | 21.5 | 6844 | 25.3 | 0.85 (0.78,0.92) | 275 | 28.4 | 5138 | 29.7 | 0.96 (0.87,1.05) |
2 | 195 | 10.6 | 3361 | 12.4 | 0.85 (0.75,0.97) | 156 | 16.1 | 3118 | 18.0 | 0.89 (0.78,1.03) |
3+ | 251 | 13.7 | 3397 | 12.6 | 1.09 (0.97,1.21) | 217 | 22.4 | 3863 | 22.3 | 1.00 (0.90,1.12) |
Resection | ||||||||||
No | 362 | 19.7 | 5736 | 21.2 | 0.93 (0.85,1.01) | 778 | 80.3 | 14,390 | 83.1 | 0.97 (0.94,1.00) |
Yes | 1475 | 80.3 | 21,277 | 78.8 | 1.02 (1.00,1.04) | 191 | 19.7 | 2924 | 16.9 | 1.17 (1.03,1.32) |
Urgency of resectiona | ||||||||||
Planned/other | 1290 | 87.5 | 17,953 | 84.4 | 1.04 (1.01,1.07) | |||||
Emergency | 185 | 12.5 | 3324 | 15.6 | 0.80 (0.70,0.92) |
Bowel cancer | Lung cancer | |||||||||
---|---|---|---|---|---|---|---|---|---|---|
45 and Up | NSW | 45 and Up | NSW | |||||||
n | % | n | % | RRF (95% CL) | n | % | n | % | RRF (95% CL) | |
One-year post-operative survival | ||||||||||
No | 140 | 9.5 | 2258 | 10.6 | 0.89 (0.77,1.04) | 25 | 13.1 | 366 | 12.5 | 1.05 (0.72,1.52) |
Yes | 1335 | 90.5 | 19,019 | 89.4 | 1.01 (0.99,1.04) | 166 | 86.9 | 2558 | 87.5 | 0.99 (0.87,1.14) |
One-year post-diagnosis survival | ||||||||||
No | 273 | 14.9 | 4646 | 17.2 | 0.86 (0.78,0.96) | 506 | 52.2 | 10,082 | 58.2 | 0.90 (0.85,0.95) |
Yes | 1564 | 85.1 | 22,367 | 82.8 | 1.03 (1.01,1.05) | 463 | 47.8 | 7232 | 41.8 | 1.14 (1.07,1.22) |
Three-year post-diagnosis survival | ||||||||||
No | 508 | 27.7 | 8716 | 32.3 | 0.86 (0.80,0.92) | 713 | 73.6 | 13,628 | 78.7 | 0.93 (0.90,0.97) |
Yes | 1329 | 72.3 | 18,297 | 67.7 | 1.07 (1.04,1.10) | 256 | 26.4 | 3686 | 21.3 | 1.24 (1.12,1.37) |