Variables, n (%) | Total | Her2 score | |||
---|---|---|---|---|---|
Score 0 | Score 1+ | Score 2+ | Score 3+ | ||
 | 100 (100.0) | 76 (76.0) | 12 (12.0) | 10 (10.0) | 2 (2.0) |
Age (Years) | Â | Â | Â | Â | Â |
≤ 60 | 23 (23.0) | 14 (18.4) | 4 (33.3) | 5 (50.0) | 0 (0.0) |
> 60 | 77 (77.0) | 62 (81.6) | 8 (66.7) | 5 (50.0) | 2 (100.0) |
Gender | Â | Â | Â | Â | Â |
Male | 82 (82.0) | 61 (80.3) | 11 (91.7) | 8 (80.0) | 2 (100.0) |
Female | 18 (18.0) | 15 (19.7) | 1 (8.3) | 2 (20.0) | 0 (0.0) |
Smoking history * | Â | Â | Â | Â | Â |
Never smoker | 19 (19.4) | 15 (20.3) | 2 (16.7) | 2 (20.0) | 0 (0.0) |
Former/ current smoker | 79 (80.6) | 59 (79.7) | 10 (83.3) | 8 (80.0) | 2 (100.0) |
Histological subtype | Â | Â | Â | Â | Â |
Adenocarcinoma | 75 (75.0) | 55 (72.4) | 10 (83.3) | 9 (90.0) | 1(50.0) |
Squamous cell carcinoma | 24 (24.0) | 20 (26.3) | 2 (16.7) | 1 (10.0) | 1 (50.0) |
Adenosquamous carcinoma | 1 (1.0) | 1 (1.3) | 0 (0.0) | 0 (0.0) | 0 (0.0) |
Differentiation | Â | Â | Â | Â | Â |
Low-grade (well and moderately differentiated) | 38 (38.0) | 31(40.8) | 3 (25.0) | 4 (40.0) | 0 (0.0) |
High-grade (poorly differentiated) | 62 (62.0) | 45 (59.2) | 9 (75.0) | 6 (60.0) | 2 (100.0) |
Tumor size | Â | Â | Â | Â | Â |
≤ 3 | 41 (41.0) | 34 (44.7) | 5 (41.7) | 2 (20.0) | 0 (0.0) |
> 3 | 59 (59.0) | 42 (55.3) | 7 (58.3) | 8 (80.0) | 2 (100.0) |
Lymph nodes metastasis | Â | Â | Â | Â | Â |
Positive | 37 (37.0) | 26 (34.2) | 7 (58.3) | 3 (30.0) | 1 (50.0) |
Negative | 63 (63.0) | 50 (65.8) | 5 (41.7) | 7 (70.0) | 1 (50.0) |
Pathological stage ** | Â | Â | Â | Â | Â |
I | 36 (37.1) | 29 (39.2) | 2 (18.2) | 4 (40.0) | 1(50.0) |
II | 33 (34.0) | 24 (32.4) | 5 (45.5) | 3 (30.0) | 1(50.0) |
III | 23 (23.7) | 18 (24.3) | 2 (18.2) | 3 (30.0) | 0 (0.0) |
IV | 5 (5.2) | 3 (4.1) | 2 (18.2) | 0 (0.0) | 0 (0.0) |
Predominant histological pattern (For ADC cases, 75 cases) | Â | Â | Â | Â | Â |
Lepidic | 18 (24.0) | 12 (21.8) | 2 (20.0) | 4 (44.4) | 0 (0.0) |
Acinar | 33 (44.0) | 26 (47.3) | 4 (40.0) | 2 (22.2) | 1 (100.0) |
Papillary | 0 (0.0) | 0 (0.0) | 0 (0.0) | 0 (0.0) | 0 (0.0) |
Micropapillary | 2 (2.7) | 1 (1.8) | 0 (0.0) | 1 (11.1) | 0 (0.0) |
Solid | 22 (29.3) | 16 (29.1) | 4 (40.0) | 2 (22.2) | 0 (0.0) |