Table 2.
Tumour characteristics of patients in this systematic review.
| Study | TG solitary/ multiple | CG solitary/ multiple | TG Ta/T1/T2 | CG Ta/T1/T2 |
TG LG/HG or G1/G2/G3 |
CG LG/HG or G1/G2/G3 |
TG/CG CIS existence | TG tumour size, cm | CG tumour size, cm | TG adjuvant therapy or SIIC | CG adjuvant therapy or SIIC |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Wang et al. (2020) [16] | 75/43 | 82/36 | 14/114 | 21/97 | 71/47 | 79/39 | None | 2.4 ± 1.3 | 2.2 ± 0.9 | 118 SIIC and 93 adjuvant (Chemo. or BCG) | 118 SIIC and 89 adjuvant (Chemo. or BCG) |
| Dellabella et al. (2018) [9] | 21/21 | 23/19 | 27/15 | 26/19 | 28/14 | 31/14 | 4/4 | <4 | <4 | 27 adjuvant Chemo. | 26 adjuvant Chemo. |
| Li et al. (2014) [10] | 19/6 | 25/12 | 3/17/5 | 6/22/9 | 20/5 | 29/8 | None | 2.2 ± 0.8 | 2.5 ± 0.7 | 25 SIIC | 37 SIIC |
| Jaidane et al. (2010) [5] | 70/15 | 65/20 | 9/76 | 11/74 | 32/45/8 | 33/44/8 | None | 2 ± 0.92 | 2.2 ± 1.13 | 69; BCG | 70; BCG |
| Singh et al. (2009) [11] | 24/0 | 24/0 | 17/7 | 18/6 | 10/11/3 | 9/11/4 | None | <3 | <3 | None | None |
| Ham et al. (2009) [3] | 58/48 | 56/51 | 21/85 | 19/88 | 60/46 | 59/48 | None | <3 and ≥3 | <3 and ≥3 | 53; BCG | 49; BCG |
| Park et al. (2009) [17] | 12/12 | 98/67 | 8/16 | 43/109 | 13/11 | 81/84 | 5/22 | <3 and ≥3 | <3 and ≥3 | NA | NA |
| Ugurlu et al. (2007) [12] | 31/0 | 34/0 | 25/6 | 25/9 | 26/3/2 | 31/3/0 | None | <3 | <3 | None | None |
| Tsivian et al. (2003)* [4] | 28/23 | NA | 42/7/2 | NA | 8/42/1 | NA | NA | NA | NA | NA | NA |
| Vicente et al. (1988) [13] | 58/42 | 52/48 | 21/79 | 24/76 | 4/78/18 | 18/73/9 | NA | NA | NA | NA | NA |
| Laor et al. (1981) [14] | 112/25 | 124/26 | NA | NA | 34/35/51 | 35/7/57 | NA | NA | NA | NA | NA |
| Greene et al. (1972) [15] | 81/19 | 77/23 | NA | NA | 57/29/14 | 59/23/18 | NA | NA | NA | NA | NA |
| Overall number | 589/254 | 660/302 | 187/422/7 | 193/500/9 | 606 LG or G1,G2/ 220 HG or G3 | 625 LG or G1,G2/ 289 HG or G3 |
*
This study was designed without a control group. BCG, bacillus Calmette‐Guérin; CG, control group; , preoperative single instillation chemotherapy; Chemo., chemotherapy; G, grade; HG, high grade; LG, low grade; NA, not available; SIIC, single immediate intravesical chemotherapy; TG, treatment group.