Details of nodules and associated clinical data
| Cancer, n (%) | Benign, n (%) | Total (%) | |
| Patient sex, counted by nodule | |||
| Male | 92 (39.3) | 624 (53.7) | 716 (51.3) |
| Female | 142 (60.7) | 539 (46.3) | 681 (48.7) |
| Nodule size (clinician-stated) | |||
| 5 mm | 8 (3.4) | 268 (23.0) | 276 (19.8) |
| >5 to ≤7 mm | 17 (7.3) | 438 (37.7) | 455 (32.6) |
| >7 to ≤10 mm | 59 (25.2) | 294 (25.3) | 353 (25.3) |
| >10 to ≤15 mm | 150 (64.1) | 163 (14.0) | 313 (22.4) |
| Patient age (years), by nodule | |||
| 0–49 | 7 (3.0) | 151 (13.0) | 158 (11.3) |
| 50–59 | 27 (11.5) | 201 (17.3) | 228 (16.3) |
| 60–69 | 85 (36.3) | 359 (30.9) | 444 (31.8) |
| 70–79 | 91 (38.9) | 320 (27.5) | 411 (29.4) |
| 80–89 | 23 (9.8) | 126 (10.8) | 149 (10.7) |
| 90–99 | 1 (0.4) | 5 (0.4) | 6 (0.4) |
| Nodule contrast (autodetected) | |||
| 0 to ≤80 HU | 104 (44.4) | 581 (50.0) | 685 (49.0) |
| 80 to ≤300 HU | 130 (55.6) | 582 (50.0) | 712 (51.0) |
| Nodule locations | |||
| Right upper lobe | 83 (35.5) | 235 (20.2) | 318 (22.8) |
| Right middle lobe | 12 (5.1) | 185 (15.9) | 197 (14.1) |
| Right lower lobe | 36 (15.4) | 309 (26.6) | 345 (24.7) |
| Left upper lobe | 51 (21.8) | 159 (13.7) | 210 (15.0) |
| Lingula lobe | 6 (2.6) | 37 (3.2) | 43 (3.1) |
| Left lower lobe | 46 (19.7) | 238 (20.5) | 284 (20.3) |
| Nodule spiculation | |||
| Non-spiculated | 96 (41.0) | 993 (85.4) | 1089 (78.0) |
| Spiculated | 138 (59.0) | 170 (14.6) | 308 (22.0) |
| Centres by nodule | |||
| Leeds | 89 (20.3) | 349 (79.7) | 438 (31.4) |
| Nottingham | 93 (22.0) | 330 (78.0) | 423 (30.3) |
| Oxford | 52 (9.7) | 484 (90.3) | 536 (38.4) |
“Oxford” includes data contributions from Reading and Frimley hospitals, overseen by clinicians from the central OUH site.