TABLE 4.
Relative risk of node status and metastasis for DAC and AAC
| Study | Tumour type | Total cases | Positive N status (%) | Positive M status (%) |
|---|---|---|---|---|
| Wu et al, 201740 | DAC | 511 | 339 (66.3) | 69 (13.5) |
| AAC | 3303 | 2149 (65.1) | 46 (1.4) | |
| Meeks et al, 20129 | DAC | 293 | 6 (3.0) | 23 (11.0) |
| AAC | 257 875 | 3315 (1.8) | 6959 (4.0) | |
| Amin et al, 201148 | DAC | 93 | 5 (5.3) | |
| AAC | 18 459 | 443 (2.4) | ||
| Morgan et al, 20107 | DAC | 352 | 46 (12.0) | |
| AAC | 427 602 | 16 764 (4.0) | ||
| Total | DAC | 1249 | 350/897 (39.0) | 138/1156 (11.9) |
| AAC | 707 239 | 5907/279637 (2.1) | 23769/688780 (3.5) | |
| RR | 1.04 (0.97‐1.11) | 4.62 (3.84‐5.56) | ||
| P value | P = .3 | P < .00001 |