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Table 3 Characteristics of studies investigating Combination BCG therapies

From: Optimal schedule of bacillus calmette-guerin for non-muscle-invasive bladder cancer: a meta-analysis of comparative studies

First author, yr

Design, LOE

No. of

Age*

Disease category

Follow-up, mo

Strain

Treatment schedules

  

Case/Control

Case/Control

 

Case/Control*

 

Case

Control

BCG plus mitomycin C vs. BCG alone (Case vs. Control)

Kaasinen 2003 [34]

RCT, 1b

159/145

71.0/69.9

CIS

56.3(1.9-97.3)

Connaught

6 weekly BCG plus alternating BCG and MMC monthly

6 weekly BCG plus monthly BCG

Stasi 2006 [33]

RCT, 1b

107/105

66.0/67.0

High-risk NMIBC

91/84

Connaught

2 weekly BCG and 1 week MMC as one cycle for three cycles**

6 weekly BCG**

Oosterlinck 2011 [30]

RCT, 1b

48/48

68.0/70.0

CIS

56.4

Tice

6 weekly MMC plus 6 weekly BCG**

6 weekly BCG plus 3 weekly rest and BCG**

Gulpinar 2012 [29]

RCT, 1b

25/26

58.2/58.0

Intermediate-Risk NMIBC

41.3/40.9

Tice

Perioperative MMC plus 6 weekly BCG

6 weekly BCG

El Mohsen 2010 [32]

RCT 1b

29/27

47.5/48.1

Superficial BCa

30

NA

Perioperative MMC plus 4 weekly MMC plus monthly BCG for 1 year

6 weekly BCG plus monthly BCG for 1 year

Badalato 2011 [31]

R, 2b

48/212

69.6/69.6

Superficial BCa

33.0/43.6

Connaught

Perioperative MMC plus 6 weekly BCG**

6 weekly BCG **

BCG plus mitomycin C vs. mitomycin C alone (Case vs. Control)

Rintala 1996 [37]

RCT, 1b

95/93

68/69

Rapidly recurring NMIBC

34(1–76)

Pasteur

Alternating courses of MMC and BCG monthly during year 1 and every 3 months during year 2

MMC monthly during year 1 and every 3 months during year 2

Jarvinen 2012 [35]

RCT, 1b

28/40

66/68

CIS

408

Pasteur

Ditto

Ditto

Witjes 1998 [36]

RCT, 1b

90/92

NA

Intermediate-Risk NMIBC

32(2–65)

Tice

4 weekly MMC followed by 6 weekly BCG

10 weekly MMC

BCG plus Epirubicin vs. BCG alone (Case vs. Control)

Cai 2008 [38]

RCT, 1b

80/81

73.9/69.8

High-risk NMIBC

15.3/14.8

OncoTice

Perioperative epirubicin plus delayed BCG

6 weekly BCG and every 3 months for maintenance

Bilen 2000 [40]

RCT, 1b

20/21

57/53

High-risk NMIBC

18(9–24)

Connaught

Sequential instillation of BCG and epirubicin for 8 weeks

6 weekly BCG

Tozawa 2001 [39]

R, 2b

24/50

67.9/65.6

Superficial BCa without CIS

6-36

Tokyo

Epirubicin and BCG were instilled by turns once a week for 12 weeks

6 weekly plus six monthly BCG

BCG plus Interferon α-2b vs. BCG alone (Case vs. Control)

Nepple 2010 [41]

RCT, 1b

346/324

68.4

Superficial BCa

NA

Tice

6 weekly BCG plus IFN**

6 weekly BCG **

Bazarbashi 2000 [42]

C-S, 4

37/18

59/58

Superficial BCa

26.2/23.8

Connaught

Weekly sequential BCG and IFN for 8 weeks

6 weekly BCG

  1. LOE Level of evidence, RCT Randomized-controlled trial, R Retrospective, C-S Case-series, NMIBC Non-muscle-invasive bladder cancer, BCa Bladder cancer, CIS Carcinoma in suit, NA Not available.
  2. * Mean or median.
  3. ** Patients were rendered bladder cancer-free were given maintenance courses, Maintenance is defined as any instillation beyond the induction course.