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Cochrane Database of Systematic Reviews

داروهای بدون نیاز به نسخه (OTC) برای کاهش سرفه به عنوان مکمل آنتی‌بیوتیک در درمان پنومونی حاد در کودکان و بزرگسالان

Información

DOI:
https://doi.org/10.1002/14651858.CD006088.pub4Copiar DOI
Base de datos:
  1. Cochrane Database of Systematic Reviews
Versión publicada:
  1. 10 marzo 2014see what's new
Tipo:
  1. Intervention
Etapa:
  1. Review
Grupo Editorial Cochrane:
  1. Grupo Cochrane de Infecciones respiratorias agudas

Copyright:
  1. Copyright © 2014 The Cochrane Collaboration. Published by John Wiley & Sons, Ltd.

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Contraer

Autores

  • Christina C Chang

    Correspondencia a: Department of Infectious Diseases, The Alfred Hospital, Monash University, Prahran, Australia

    [email protected]

    [email protected] [email protected]

  • Allen C Cheng

    Department of Epidemiology and Preventive Medicine, Monash University, 2nd Floor, Burnet Centre, Alfred Hospital, Melbourne, Australia

  • Anne B Chang

    Menzies School of Health Research, Charles Darwin University, Casuarina, Australia

Contributions of authors

The protocol was written by Christina C Chang (CCC), Anne B Chang (ABC) and Allen C Cheng (ACC) based on previous protocols on cough in children.
For the review: CCC and ABC selected articles from the search, performed the data extraction and data analysis, and wrote the review.
ACC was the adjudicator if disagreement occurred and contributed to writing the review.

Sources of support

Internal sources

  • No sources of support supplied

External sources

  • NHMRC, Australia.

    Practitioner fellowship (ABC) grant numbers 545216 and 1058213.

    Centre for Research Excellence in Lung Health (grant 1040830).

  • Queensland Health Smart State Funds, Australia.

    Salary support for ABC

  • Queensland Children's Medical Research Institute, Australia.

    Program Grant

Declarations of interest

ABC: none known. CCC: none known. ACC: none known.

Acknowledgements

We thank Liz Dooley, Managing Editor, and the Cochrane Acute Respiratory Infections (ARI) Group for their advice and support in preparing the protocol and review. We thank Sarah Thorning for the 2011 searches. We also thank Concetto Tartaglia, Thomas Kraemer, Helen Petsky and Margaret McElrea for translation of non‐English articles. Finally, we wish to thank the following people for commenting on the draft review: Chanpen Choprapawon, John Widdicombe, Brandon Carr, Nelcy Rodriguez and Abigail Fraser.

Version history

Published

Title

Stage

Authors

Version

2014 Mar 10

Over‐the‐counter (OTC) medications to reduce cough as an adjunct to antibiotics for acute pneumonia in children and adults

Review

Christina C Chang, Allen C Cheng, Anne B Chang

https://doi.org/10.1002/14651858.CD006088.pub4

2012 Feb 15

Over‐the‐counter (OTC) medications to reduce cough as an adjunct to antibiotics for acute pneumonia in children and adults

Review

Christina C Chang, Allen C Cheng, Anne B Chang

https://doi.org/10.1002/14651858.CD006088.pub3

2007 Oct 17

Over‐the‐counter (OTC) medications to reduce cough as an adjunct to antibiotics for acute pneumonia in children and adults

Review

Christina C Chang, Allen C Cheng, Anne B Chang

https://doi.org/10.1002/14651858.CD006088.pub2

2006 Jul 19

Over the counter (OTC) medications to reduce cough as an adjunct to antibiotics for acute pneumonia in children and adults

Protocol

Christina C Chang, Allen C Cheng, Anne B Chang

https://doi.org/10.1002/14651858.CD006088

Keywords

MeSH

PICO

Population
Intervention
Comparison
Outcome

El uso y la enseñanza del modelo PICO están muy extendidos en el ámbito de la atención sanitaria basada en la evidencia para formular preguntas y estrategias de búsqueda y para caracterizar estudios o metanálisis clínicos. PICO son las siglas en inglés de cuatro posibles componentes de una pregunta de investigación: paciente, población o problema; intervención; comparación; desenlace (outcome).

Para saber más sobre el uso del modelo PICO, puede consultar el Manual Cochrane.

'Risk of bias' graph: review authors' judgements about each risk of bias item presented as percentages across all included studies.
Figuras y tablas -
Figure 1

'Risk of bias' graph: review authors' judgements about each risk of bias item presented as percentages across all included studies.

'Risk of bias' summary: review authors' judgements about each risk of bias item for each included study.
Figuras y tablas -
Figure 2

'Risk of bias' summary: review authors' judgements about each risk of bias item for each included study.

Comparison 1 Children ‐ global assessment, Outcome 1 Not cured or not improved.
Figuras y tablas -
Analysis 1.1

Comparison 1 Children ‐ global assessment, Outcome 1 Not cured or not improved.

Comparison 1 Children ‐ global assessment, Outcome 2 Not improved.
Figuras y tablas -
Analysis 1.2

Comparison 1 Children ‐ global assessment, Outcome 2 Not improved.

Comparison 1 Children ‐ global assessment, Outcome 3 Not cured.
Figuras y tablas -
Analysis 1.3

Comparison 1 Children ‐ global assessment, Outcome 3 Not cured.

Comparison 2 Children ‐ secondary outcomes, Outcome 1 Mean cough score at day 3.
Figuras y tablas -
Analysis 2.1

Comparison 2 Children ‐ secondary outcomes, Outcome 1 Mean cough score at day 3.

Comparison 2 Children ‐ secondary outcomes, Outcome 2 Mean score at day 10.
Figuras y tablas -
Analysis 2.2

Comparison 2 Children ‐ secondary outcomes, Outcome 2 Mean score at day 10.

Comparison 2 Children ‐ secondary outcomes, Outcome 3 Adverse events (no. of people).
Figuras y tablas -
Analysis 2.3

Comparison 2 Children ‐ secondary outcomes, Outcome 3 Adverse events (no. of people).

Comparison 3 Adults ‐ global assessment, Outcome 1 Not cured or not improved.
Figuras y tablas -
Analysis 3.1

Comparison 3 Adults ‐ global assessment, Outcome 1 Not cured or not improved.

Comparison 3 Adults ‐ global assessment, Outcome 2 Not improved.
Figuras y tablas -
Analysis 3.2

Comparison 3 Adults ‐ global assessment, Outcome 2 Not improved.

Comparison 3 Adults ‐ global assessment, Outcome 3 Not cured.
Figuras y tablas -
Analysis 3.3

Comparison 3 Adults ‐ global assessment, Outcome 3 Not cured.

Comparison 4 Combined children and adults, Outcome 1 Not cured or not improved.
Figuras y tablas -
Analysis 4.1

Comparison 4 Combined children and adults, Outcome 1 Not cured or not improved.

Comparison 4 Combined children and adults, Outcome 2 Not improved.
Figuras y tablas -
Analysis 4.2

Comparison 4 Combined children and adults, Outcome 2 Not improved.

Comparison 4 Combined children and adults, Outcome 3 Not cured.
Figuras y tablas -
Analysis 4.3

Comparison 4 Combined children and adults, Outcome 3 Not cured.

Comparison 4 Combined children and adults, Outcome 4 Adverse events (no. of people).
Figuras y tablas -
Analysis 4.4

Comparison 4 Combined children and adults, Outcome 4 Adverse events (no. of people).

Mucolytics as an adjunct to antibiotics to reduce cough in acute pneumonia in children and adults

Patient or population: children and adults with acute pneumonia

Settings: any
Intervention: mucolytics (and antibiotics)1

Comparison: antibiotics

Outcomes

Illustrative comparative risks* (95% CI)

Relative effect
(95% CI)

No of participants
(studies)

Quality of the evidence
(GRADE)

Comments

Assumed risk

Corresponding risk

Placebo

Mucolytics

Number of people who had not improved or had not been cured
(follow‐up: 7 to 10 days)

16 per 100

14 per 100
(7 to 26)

OR 0.85
(0.4 to 1.8)

221
(2)

⊕⊕⊝⊝
low2,5

Fewer people represents a benefit

Cough score
Scale from: 0 (absent) to 3 (very severe)
(follow‐up: 3 days)

The mean cough score in the control groups was
1.45

The mean cough score in the intervention groups was
0.25 lower
(0.33 to 0.17 lower)

120
(1)

⊕⊕⊝⊝
low2,3,4

Data for children only

Adverse events
(follow‐up: 10 days)

See comment

See comment

Not estimable

120
(1)

See comment

1 study in children provided data specific to participants with pneumonia ‐ there were no adverse events

Complications (e.g. medication change)

See comment

See comment

Not estimable

0
(0)

See comment

Complications were not measured in the trials

*The basis for the assumed risk (e.g. the median control group risk across studies) is provided in footnotes. The corresponding risk (and its 95% confidence interval) is based on the assumed risk in the comparison group and the relative effect of the intervention (and its 95% CI).
CI: confidence interval; OR: odds ratio.

GRADE Working Group grades of evidence
High quality: Further research is very unlikely to change our confidence in the estimate of effect.
Moderate quality: Further research is likely to have an important impact on our confidence in the estimate of effect and may change the estimate.
Low quality: Further research is very likely to have an important impact on our confidence in the estimate of effect and is likely to change the estimate.
Very low quality: We are very uncertain about the estimate.

1In addition to antibiotics, people with pneumonia often use over‐the‐counter (OTC) cough medications when at home or request OTC cough medications when in hospital to suppress an annoying cough. There is a question as to whether suppressing cough may prolong pneumonia. Over‐the‐counter cough medications can include antitussives, expectorants, antihistamine‐decongestants, antihistamines and mucolytics (such as bromhexine, ambroxol and neltenexine).

2Allocation concealment unclear.

3Scale not validated.

4Sparse data.

5Sparse data; confidence interval does not rule out the potential for 'more people' not improved or cured with mucolytics.

Figuras y tablas -
Comparison 1. Children ‐ global assessment

Outcome or subgroup title

No. of studies

No. of participants

Statistical method

Effect size

1 Not cured or not improved Show forest plot

1

120

Odds Ratio (M‐H, Fixed, 95% CI)

0.40 [0.10, 1.62]

2 Not improved Show forest plot

1

120

Odds Ratio (M‐H, Fixed, 95% CI)

0.40 [0.10, 1.62]

3 Not cured Show forest plot

1

120

Odds Ratio (M‐H, Fixed, 95% CI)

0.36 [0.16, 0.77]

Figuras y tablas -
Comparison 1. Children ‐ global assessment
Comparison 2. Children ‐ secondary outcomes

Outcome or subgroup title

No. of studies

No. of participants

Statistical method

Effect size

1 Mean cough score at day 3 Show forest plot

1

120

Mean Difference (IV, Fixed, 95% CI)

‐0.25 [‐0.33, ‐0.17]

2 Mean score at day 10 Show forest plot

1

120

Mean Difference (IV, Fixed, 95% CI)

‐0.15 [‐0.17, ‐0.13]

3 Adverse events (no. of people) Show forest plot

1

Odds Ratio (M‐H, Fixed, 95% CI)

Subtotals only

Figuras y tablas -
Comparison 2. Children ‐ secondary outcomes
Comparison 3. Adults ‐ global assessment

Outcome or subgroup title

No. of studies

No. of participants

Statistical method

Effect size

1 Not cured or not improved Show forest plot

1

101

Odds Ratio (M‐H, Fixed, 95% CI)

1.21 [0.48, 3.04]

2 Not improved Show forest plot

1

101

Odds Ratio (M‐H, Fixed, 95% CI)

1.21 [0.48, 3.04]

3 Not cured Show forest plot

1

101

Odds Ratio (M‐H, Fixed, 95% CI)

0.32 [0.13, 0.75]

Figuras y tablas -
Comparison 3. Adults ‐ global assessment
Comparison 4. Combined children and adults

Outcome or subgroup title

No. of studies

No. of participants

Statistical method

Effect size

1 Not cured or not improved Show forest plot

2

221

Odds Ratio (M‐H, Fixed, 95% CI)

0.85 [0.40, 1.80]

2 Not improved Show forest plot

2

221

Odds Ratio (M‐H, Fixed, 95% CI)

0.80 [0.38, 1.67]

3 Not cured Show forest plot

2

221

Odds Ratio (M‐H, Fixed, 95% CI)

0.34 [0.19, 0.60]

4 Adverse events (no. of people) Show forest plot

2

221

Odds Ratio (M‐H, Fixed, 95% CI)

1.2 [0.34, 4.22]

Figuras y tablas -
Comparison 4. Combined children and adults