From: Clinical significance of subepithelial growth patterns in non-muscle invasive bladder cancer
Variables | Cases (n) | Subepithelial growth pattern | ||||||||
---|---|---|---|---|---|---|---|---|---|---|
 |  |  | Endophytic growth pattern | von Brunn's nests involvement | ||||||
 |  |  | Absent | Present | Present (%) | p value | Absent | Present | Present (%) | p value |
Total | Â | 130 | 90 | 40 | 30.8 | - | 125 | 5 | 4.0 | - |
Age (years) | Â | Â | Â | Â | Â | 0.56 | Â | Â | Â | 0.66 |
 | < 70 | 55 | 35 | 20 | 36.4 |  | 52 | 3 | 5.5 |  |
 | ≥70 | 65 | 45 | 20 | 30.8 |  | 63 | 2 | 3.1 |  |
Gender | Â | Â | Â | Â | Â | 0.96 | Â | Â | Â | 1.00 |
 | M | 114 | 79 | 35 | 30.7 |  | 109 | 5 | 4.4 |  |
 | F | 16 | 11 | 5 | 31.3 |  | 16 | 0 | 0.0 |  |
T stage | Â | Â | Â | Â | Â | 1.00 | Â | Â | Â | 0.054 |
 | a | 104 | 72 | 32 | 30.8 |  | 102 | 2 | 1.9 |  |
 | 1 | 26 | 18 | 8 | 30.8 |  | 23 | 3 | 11.5 |  |
Tumor grade (2004 WHO) | Â | Â | Â | Â | Â | 0.70 | Â | Â | Â | 0.006 |
 | PUNLMP | 13 | 10 | 3 | 23.1 |  | 13 | 0 | 0.0 |  |
 | LG | 84 | 55 | 29 | 34.5 |  | 83 | 1 | 1.2 |  |
 | HG | 33 | 25 | 8 | 24.2 |  | 25 | 4 | 12.1 |  |
Concomitant CIS | Â | Â | Â | Â | Â | 0.054 | Â | Â | Â | 0.26 |
 | absent | 123 | 73 | 40 | 35.4 |  | 109 | 4 | 3.5 |  |
 | present | 7 | 7 | 0 | 0.0 |  | 6 | 1 | 14.3 |  |
Lymphovascular involvement | Â | Â | Â | Â | Â | 0.94 | Â | Â | Â | 0.026 |
 | absent | 110 | 76 | 34 | 30.9 |  | 108 | 2 | 1.8 |  |
 | present | 20 | 14 | 6 | 30.0 |  | 17 | 3 | 15.0 |  |
Tumor growth pattern | Â | Â | Â | Â | Â | 0.023 | Â | Â | Â | 0.53 |
(pT1, n = 26) | trabecular | 17 | 9 | 8 | 47.1 | Â | 14 | 3 | 17.6 | Â |
 | infiltrative | 9 | 9 | 0 | 0.0 |  | 9 | 0 | 0.0 |  |
Endophytic growth pattern | Â | Â | Â | Â | Â | Â | Â | Â | Â | 0.64 |
 | absent | 90 | - | - | - |  | 87 | 3 | 3.3 |  |
 | present | 40 | - | - | - |  | 38 | 2 | 5.0 |  |
von Brunn's nest involvement | Â | Â | Â | Â | Â | 0.64 | Â | Â | Â | Â |
 | absent | 125 | 87 | 38 | 30.4 |  | - | - | - |  |
 | present | 5 | 3 | 2 | 40.0 |  | - | - | - |  |
Multiplicity | Â | Â | Â | Â | Â | 0.33 | Â | Â | Â | 0.66 |
 | solitary | 70 | 51 | 19 | 27.1 |  | 68 | 2 | 2.9 |  |
 | multiple | 60 | 39 | 21 | 35.0 |  | 57 | 3 | 5.0 |  |
Tumor diameter (cm) | Â | Â | Â | Â | Â | 0.17 | Â | Â | Â | 0.59 |
 | < 3 | 99 | 80 | 28 | 28.3 |  | 96 | 3 | 3.0 |  |
 | 3 ≤ | 31 | 19 | 12 | 38.7 |  | 29 | 2 | 6.5 |  |