Scolaris Content Display Scolaris Content Display

Risk of bias table: review authors' judgements about each methodological quality item for each included study.
Figuras y tablas -
Figure 1

Risk of bias table: review authors' judgements about each methodological quality item for each included study.

Comparison 1 Topical: 10% Australian lemon myrtle oil vs. vehicle (olive oil), Outcome 1 Complete clearance or > 90% reduction after 3 weeks.
Figuras y tablas -
Analysis 1.1

Comparison 1 Topical: 10% Australian lemon myrtle oil vs. vehicle (olive oil), Outcome 1 Complete clearance or > 90% reduction after 3 weeks.

Comparison 2 Topical: 5% imiquimod vs. vehicle, Outcome 1 Complete clearance after 4 weeks.
Figuras y tablas -
Analysis 2.1

Comparison 2 Topical: 5% imiquimod vs. vehicle, Outcome 1 Complete clearance after 4 weeks.

Comparison 2 Topical: 5% imiquimod vs. vehicle, Outcome 2 Partial clearance after 4 weeks.
Figuras y tablas -
Analysis 2.2

Comparison 2 Topical: 5% imiquimod vs. vehicle, Outcome 2 Partial clearance after 4 weeks.

Comparison 2 Topical: 5% imiquimod vs. vehicle, Outcome 3 Complete clearance after 12 weeks.
Figuras y tablas -
Analysis 2.3

Comparison 2 Topical: 5% imiquimod vs. vehicle, Outcome 3 Complete clearance after 12 weeks.

Comparison 2 Topical: 5% imiquimod vs. vehicle, Outcome 4 Partial clearance after 12 weeks.
Figuras y tablas -
Analysis 2.4

Comparison 2 Topical: 5% imiquimod vs. vehicle, Outcome 4 Partial clearance after 12 weeks.

Comparison 3 Topical: 10% benzoyl peroxide cream vs. 0.05% tretinoin cream (ITT), Outcome 1 Free of lesions after 6 weeks.
Figuras y tablas -
Analysis 3.1

Comparison 3 Topical: 10% benzoyl peroxide cream vs. 0.05% tretinoin cream (ITT), Outcome 1 Free of lesions after 6 weeks.

Comparison 4 Topical: 10% KOH vs. saline, Outcome 1 Clinical cure at medium‐term follow‐up (3 months).
Figuras y tablas -
Analysis 4.1

Comparison 4 Topical: 10% KOH vs. saline, Outcome 1 Clinical cure at medium‐term follow‐up (3 months).

Comparison 5 Topical: 10% povidone iodine and 50% salicylic plaster vs. 10% povidone iodine alone, Outcome 1 Clinical cure at end of study (duration unknown).
Figuras y tablas -
Analysis 5.1

Comparison 5 Topical: 10% povidone iodine and 50% salicylic plaster vs. 10% povidone iodine alone, Outcome 1 Clinical cure at end of study (duration unknown).

Comparison 6 Topical: 10% povidone iodine and 50% salicylic acid plaster vs. 50% salicylic plaster alone, Outcome 1 Clinical cure at end of study (duration unknown).
Figuras y tablas -
Analysis 6.1

Comparison 6 Topical: 10% povidone iodine and 50% salicylic acid plaster vs. 50% salicylic plaster alone, Outcome 1 Clinical cure at end of study (duration unknown).

Comparison 7 Topical: 10% povidone iodine vs. 50% salicylic acid plaster, Outcome 1 Clinical cure at end of study (duration unknown).
Figuras y tablas -
Analysis 7.1

Comparison 7 Topical: 10% povidone iodine vs. 50% salicylic acid plaster, Outcome 1 Clinical cure at end of study (duration unknown).

Comparison 8 Topical: 5% sodium nitrite in 5% salicylic acid vs. 5% salicylic acid alone, Outcome 1 Clinical cure at medium‐term follow‐up (3 months).
Figuras y tablas -
Analysis 8.1

Comparison 8 Topical: 5% sodium nitrite in 5% salicylic acid vs. 5% salicylic acid alone, Outcome 1 Clinical cure at medium‐term follow‐up (3 months).

Comparison 9 Topical: 10% phenol/70% alcohol vs. 70% alcohol (ITT), Outcome 1 Complete clearance at end of study (max 6 months).
Figuras y tablas -
Analysis 9.1

Comparison 9 Topical: 10% phenol/70% alcohol vs. 70% alcohol (ITT), Outcome 1 Complete clearance at end of study (max 6 months).

Comparison 10 Topical: 12% salicylic acid vs. 70% alcohol (ITT), Outcome 1 Complete clearance at end of study (6 months max).
Figuras y tablas -
Analysis 10.1

Comparison 10 Topical: 12% salicylic acid vs. 70% alcohol (ITT), Outcome 1 Complete clearance at end of study (6 months max).

Comparison 11 Topical: 12% salicylic acid vs. 10% phenol/70% alcohol (ITT), Outcome 1 Complete clearance at end of study (max 6 months).
Figuras y tablas -
Analysis 11.1

Comparison 11 Topical: 12% salicylic acid vs. 10% phenol/70% alcohol (ITT), Outcome 1 Complete clearance at end of study (max 6 months).

Comparison 12 Systemic: cimetidine vs. placebo, Outcome 1 Clinical cure at medium‐term follow‐up (4 months).
Figuras y tablas -
Analysis 12.1

Comparison 12 Systemic: cimetidine vs. placebo, Outcome 1 Clinical cure at medium‐term follow‐up (4 months).

Comparison 13 Systemic: calcarea carbonica vs. placebo, Outcome 1 Improvement at end of study (duration unknown).
Figuras y tablas -
Analysis 13.1

Comparison 13 Systemic: calcarea carbonica vs. placebo, Outcome 1 Improvement at end of study (duration unknown).

Table 1. Treatment modalities and examples of references

Treatment class

Treatment modality

Included studies

Other studies

Surgical treatments

Cryotherapy

Caballero 1996; Barton 2002; Salmanpour 2006

Curettage

Hanna 2006

de Waard 1990

Curettage with punch

Quan 2000

Electric cauterisation

He 2001

Physical expression (squeezing)

Weller 1999

Pricking

Wishart 1903

Pulsed dye laser

Hammes 2001

Topical treatments

Acidified nitrite

Ormerod 1999

Gräfe 2000

Australian lemon myrtle oil

Burke 2004

Benzoyl peroxide

Saryazdi 2004

Bromogeramine

He 2001

Cantharidin

Hanna 2006

Funt 1961; Funt 1979; Silverberg 2000; Ross 2004

Cidofovir

Davies 1999; Zabawski 1999; Toro 2000

Diphencyprone

Kyu 1993; Kang 2005

Griseofulvin

Salmanpour 2006

Imiquimod

Theos 2004; Hanna 2006

Syed 1998; Liota 2000; Barba 2001; Skinner 2002; Bayerl 2003; Hengge 2003

Milkweed

Behl 1970

Povidone iodine + salicylic acid

Ohkuma 1990

Phenol

Leslie 2005

Weller 1999

Podophyllotoxin (HIV patients)

Syed 1994; Teilla‐Hamel 1996; Markos 2001

Potassium hydroxide

Bazza; Short 2006

Romiti 1999; Romiti 2000

Retinoic acid

Hund 1975

Salicylic acid

Ohkuma 1990; Leslie 2005; Hanna 2006

Salicylic acid combined with sodium nitrite

Ormerod 1999

Silver nitrate

Niizeki 1999

Tretinoin

Saryazdi 2004

Yellow oxide of mercury

Davis 1896

Systemic treatments

Cimetidine

Antony 2001

Dohil 1996; Cunningham 1998; Sharma 1998; Yasher 1999

Calcarea carbonica (homeopathy)

Manchanda 1997b

Manchanda 1997a

Griseofulvin

Singh 1977

Combinations of above

Potassium iodide followed by X‐rays

Cope 1915

Figuras y tablas -
Table 1. Treatment modalities and examples of references
Comparison 1. Topical: 10% Australian lemon myrtle oil vs. vehicle (olive oil)

Outcome or subgroup title

No. of studies

No. of participants

Statistical method

Effect size

1 Complete clearance or > 90% reduction after 3 weeks Show forest plot

1

31

Risk Ratio (M‐H, Fixed, 95% CI)

17.88 [1.13, 282.72]

Figuras y tablas -
Comparison 1. Topical: 10% Australian lemon myrtle oil vs. vehicle (olive oil)
Comparison 2. Topical: 5% imiquimod vs. vehicle

Outcome or subgroup title

No. of studies

No. of participants

Statistical method

Effect size

1 Complete clearance after 4 weeks Show forest plot

1

23

Risk Ratio (M‐H, Fixed, 95% CI)

4.62 [0.25, 86.72]

2 Partial clearance after 4 weeks Show forest plot

1

23

Risk Ratio (M‐H, Fixed, 95% CI)

13.85 [0.88, 217.26]

3 Complete clearance after 12 weeks Show forest plot

1

23

Risk Ratio (M‐H, Fixed, 95% CI)

3.67 [0.48, 28.00]

4 Partial clearance after 12 weeks Show forest plot

1

23

Risk Ratio (M‐H, Fixed, 95% CI)

3.67 [0.98, 13.67]

Figuras y tablas -
Comparison 2. Topical: 5% imiquimod vs. vehicle
Comparison 3. Topical: 10% benzoyl peroxide cream vs. 0.05% tretinoin cream (ITT)

Outcome or subgroup title

No. of studies

No. of participants

Statistical method

Effect size

1 Free of lesions after 6 weeks Show forest plot

1

30

Risk Ratio (M‐H, Fixed, 95% CI)

2.2 [1.01, 4.79]

Figuras y tablas -
Comparison 3. Topical: 10% benzoyl peroxide cream vs. 0.05% tretinoin cream (ITT)
Comparison 4. Topical: 10% KOH vs. saline

Outcome or subgroup title

No. of studies

No. of participants

Statistical method

Effect size

1 Clinical cure at medium‐term follow‐up (3 months) Show forest plot

2

60

Risk Ratio (M‐H, Random, 95% CI)

1.68 [0.36, 7.75]

Figuras y tablas -
Comparison 4. Topical: 10% KOH vs. saline
Comparison 5. Topical: 10% povidone iodine and 50% salicylic plaster vs. 10% povidone iodine alone

Outcome or subgroup title

No. of studies

No. of participants

Statistical method

Effect size

1 Clinical cure at end of study (duration unknown) Show forest plot

1

25

Risk Ratio (M‐H, Random, 95% CI)

1.67 [0.85, 3.30]

Figuras y tablas -
Comparison 5. Topical: 10% povidone iodine and 50% salicylic plaster vs. 10% povidone iodine alone
Comparison 6. Topical: 10% povidone iodine and 50% salicylic acid plaster vs. 50% salicylic plaster alone

Outcome or subgroup title

No. of studies

No. of participants

Statistical method

Effect size

1 Clinical cure at end of study (duration unknown) Show forest plot

1

30

Risk Ratio (M‐H, Random, 95% CI)

1.43 [0.95, 2.16]

Figuras y tablas -
Comparison 6. Topical: 10% povidone iodine and 50% salicylic acid plaster vs. 50% salicylic plaster alone
Comparison 7. Topical: 10% povidone iodine vs. 50% salicylic acid plaster

Outcome or subgroup title

No. of studies

No. of participants

Statistical method

Effect size

1 Clinical cure at end of study (duration unknown) Show forest plot

1

15

Risk Ratio (M‐H, Random, 95% CI)

0.86 [0.38, 1.95]

Figuras y tablas -
Comparison 7. Topical: 10% povidone iodine vs. 50% salicylic acid plaster
Comparison 8. Topical: 5% sodium nitrite in 5% salicylic acid vs. 5% salicylic acid alone

Outcome or subgroup title

No. of studies

No. of participants

Statistical method

Effect size

1 Clinical cure at medium‐term follow‐up (3 months) Show forest plot

1

30

Risk Ratio (M‐H, Random, 95% CI)

3.5 [1.23, 9.92]

Figuras y tablas -
Comparison 8. Topical: 5% sodium nitrite in 5% salicylic acid vs. 5% salicylic acid alone
Comparison 9. Topical: 10% phenol/70% alcohol vs. 70% alcohol (ITT)

Outcome or subgroup title

No. of studies

No. of participants

Statistical method

Effect size

1 Complete clearance at end of study (max 6 months) Show forest plot

1

77

Risk Ratio (M‐H, Fixed, 95% CI)

0.93 [0.56, 1.56]

Figuras y tablas -
Comparison 9. Topical: 10% phenol/70% alcohol vs. 70% alcohol (ITT)
Comparison 10. Topical: 12% salicylic acid vs. 70% alcohol (ITT)

Outcome or subgroup title

No. of studies

No. of participants

Statistical method

Effect size

1 Complete clearance at end of study (6 months max) Show forest plot

1

73

Risk Ratio (M‐H, Fixed, 95% CI)

1.28 [0.81, 2.02]

Figuras y tablas -
Comparison 10. Topical: 12% salicylic acid vs. 70% alcohol (ITT)
Comparison 11. Topical: 12% salicylic acid vs. 10% phenol/70% alcohol (ITT)

Outcome or subgroup title

No. of studies

No. of participants

Statistical method

Effect size

1 Complete clearance at end of study (max 6 months) Show forest plot

1

78

Risk Ratio (M‐H, Fixed, 95% CI)

1.37 [0.86, 2.17]

Figuras y tablas -
Comparison 11. Topical: 12% salicylic acid vs. 10% phenol/70% alcohol (ITT)
Comparison 12. Systemic: cimetidine vs. placebo

Outcome or subgroup title

No. of studies

No. of participants

Statistical method

Effect size

1 Clinical cure at medium‐term follow‐up (4 months) Show forest plot

1

19

Risk Ratio (M‐H, Random, 95% CI)

1.1 [0.43, 2.84]

Figuras y tablas -
Comparison 12. Systemic: cimetidine vs. placebo
Comparison 13. Systemic: calcarea carbonica vs. placebo

Outcome or subgroup title

No. of studies

No. of participants

Statistical method

Effect size

1 Improvement at end of study (duration unknown) Show forest plot

1

20

Risk Ratio (M‐H, Random, 95% CI)

5.57 [0.93, 33.54]

Figuras y tablas -
Comparison 13. Systemic: calcarea carbonica vs. placebo