Table 1 Patient characteristics by treatment group (N = 435)
All Patients | Treatment Type | |||||
|---|---|---|---|---|---|---|
Resection only (%) (N = 84) | RT/Chemo Only (%) (N = 23) | Resection + Neoadjuvant therapy (%) (N = 225) | Resection + Adjuvant therapy (%) (N = 103) | P-value * | ||
Demographics | ||||||
Sex | 0.60 | |||||
Male | 237 (54.5) | 51 (60.7) | 13 (56.5) | 120 (53.3) | 53 (51.5) | |
Female | 198 (45.5) | 33 (39.3) | 10 (43.5) | 105 (46.7) | 50 (48.5) | |
Age at diagnosis, years (range) | 53 (18–92) | 57 | 57 | 51 | 53 | 0.005 |
Insurance status | 0.002 | |||||
Private | 163 (37.9) | 22 (26.2) | 7 (30.4) | 101 (44.9) | 35 (34.0) | |
Private + Medicare/Medicaid | 20 (4.6) | 2 (2.4) | 0 (0.0) | 15 (6.7) | 3 (2.9) | |
Medicare | 12 (2.8) | 2 (2.4) | 0 (0.0) | 5 (2.2) | 5 (4.9) | |
Medicaid | 23 (5.3) | 0 (0.0) | 2 (8.7) | 14 (6.2) | 7 (6.8) | |
Unknown | 215 (49.4) | 58 (69.0) | 14 (60.9) | 90 (40.0) | 53 (51.5) | |
Marital Status | 0.25 | |||||
Married/significant other | 292 (67.1) | 56 (66.7) | 13 (56.6) | 154 (68.4) | 69 (67.0) | |
Single/separated/divorced | 140 (32.2) | 27 (32.1) | 9 (39.1) | 71 (31.6) | 33 (32.0) | |
Unknown | 3 (0.7) | 1 (1.2) | 1 (4.3) | 0 (0.0) | 1 (1.0) | |
Employment status | < 0.001 | |||||
Full time/part time/student | 160 (36.8) | 23 (27.4) | 7 (30.4) | 89 (39.6) | 41 (39.8) | |
Unemployed/retired | 187 (43.0) | 29 (34.5) | 11 (47.8) | 106 (47.1) | 41 (39.8) | |
Unknown | 88 (20.2) | 32 (38.1) | 5 (21.70) | 30 (13.3) | 21 (20.4) | |
Location | 0.30 | |||||
Metropolitan area (> 1 M) | 259 (59.5) | 45 (53.6) | 12 (52.2) | 137 (60.9) | 65 (63.1) | |
Metropolitan area (250 K-1 M) | 63 (14.5) | 13 (15.5) | 5 (21.7) | 26 (11.6) | 19 (18.4) | |
Metropolitan area (< 250 K) | 51 (11.7) | 15 (17.9) | 3 (13.0) | 27 (12.0) | 6 (5.8) | |
Non-metropolitan area | 62 (14.3) | 11 (13.1) | 3 (13.0) | 35 (15.6) | 13 (12.6) | |
Average income, $ | 67,023 | 59,741 | 63,944 | 61,895 | 66,435 | 0.087 |
Education quartile | 0.34 | |||||
Q1 | 40 (9.3) | 11 (13.1) | 2 (9.1) | 23 (10.5) | 4 (3.9) | |
Q2 | 102 (23.8) | 23 (27.4) | 5 (22.7) | 47 (21.5) | 27 (26.2) | |
Q3 | 114 (26.6) | 17 (20.2) | 4 (18.2) | 66 (30.1) | 27 (26.2) | |
Q4 | 172 (40.2) | 33 (39.3) | 11 (50.0) | 83 (37.9) | 45 (43.7) | |
Median distance, miles | 42 | 46 | 43 | 43 | 42 | 0.76 |
ADI WA decile (range) | 5 (1–10) | 6 | 6 | 5 | 5 | 0.17 |
Tumor Characteristics | ||||||
Grade | < 0.001 | |||||
1 | 61 (14.0) | 24 (28.6) | 1 (4.3) | 16 (7.1) | 20 (19.4) | |
2 | 112 (25.7) | 20 (23.8) | 3 (13.0) | 62 (27.6) | 27 (26.2) | |
3 | 161 (37.0) | 18 (21.4) | 13 (56.5) | 102 (45.3) | 28 (27.2) | |
Unknown | 101 (23.2) | 22 (26.2) | 6 (26.1) | 45 (20.0) | 28 (27.2) | |
Maximum extent on imaging | < 0.001 | |||||
≤ 5 cm | 57 (13.1) | 6 (7.1) | 6 (26.1) | 30 (13.3) | 15 (14.6) | |
> 5 cm | 194 (44.8) | 19 (22.6) | 10 (43.5) | 134 (59.6) | 31 (30.1) | |
Unknown | 184 (42.3) | 59 (70.2) | 7 (30.4) | 61 (27.1) | 57 (55.3) | |
Clinical N stage | 0.069 | |||||
N0 | 410 (94.3) | 82 (97.6) | 19 (82.6) | 211 (93.8) | 98 (95.1) | |
N1 | 10 (2.3) | 0 (0.0) | 3 (13.0) | 6 (2.7) | 1 (1.0) | |
Unknown | 15 (3.4) | 2 (2.4) | 1 (4.3) | 8 (3.6) | 4 (3.9) | |
Treatment | ||||||
Median time from diagnosis, days (range) | 34 (2–240) | 56 (2–240) | 27 (4–108) | 30 (3–178) | 35 (6–188) | < 0.001 |