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Cochrane Database of Systematic Reviews

Progesterona para el tratamiento del traumatismo craneoencefálico agudo

Información

DOI:
https://doi.org/10.1002/14651858.CD008409.pub4Copiar DOI
Base de datos:
  1. Cochrane Database of Systematic Reviews
Versión publicada:
  1. 22 diciembre 2016see what's new
Tipo:
  1. Intervention
Etapa:
  1. Review
Grupo Editorial Cochrane:
  1. Grupo Cochrane de Lesiones

Copyright:
  1. Copyright © 2017 The Cochrane Collaboration. Published by John Wiley & Sons, Ltd.

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Autores

  • Junpeng Ma

    Department of Neurosurgery, West China Hospital, Sichuan University, Chengdu, China

  • Siqing Huang

    Correspondencia a: Department of Neurosurgery, West China Hospital, Sichuan University, Chengdu, China

    [email protected]

  • Shu Qin

    Department of Neurosurgery, West China Hospital, Sichuan University, Chengdu, China

  • Chao You

    Department of Neurosurgery, West China Hospital, Sichuan University, Chengdu, China

  • Yunhui Zeng

    Department of Neurosurgery, West China Hospital, Sichuan University, Chengdu, China

Contributions of authors

JM and YZ undertook partial electronic database searches, screened the citations for eligibility, assessed the quality of papers, extracted data, entered data into RevMan and updated the review.

SH and CY conceived and designed the review, moderated disagreements during data collection, analysed and interpreted data, and helped to write the review.

Sources of support

Internal sources

  • The Sichuan University, China.

External sources

  • National Institute for Health Research (NIHR), UK.

    This project was supported by the UK National Institute for Health Research, through Cochrane Infrastructure funding to the Cochrane Injuries Group. The views and opinions expressed are those of the authors and do not necessarily reflect those of the Systematic Reviews Programme, NIHR, NHS or the Department of Health.

Declarations of interest

Junpeng Ma: none known

Siqing Huang: none known

Shu Qin: none known

Chao You: none known

Yunhui Zeng: none known

Acknowledgements

We thank the Cochrane Injuries Group editorial base staff for their support during the production of this review, and to the Information Specialist for developing and running the literature searches.

Version history

Published

Title

Stage

Authors

Version

2016 Dec 22

Progesterone for acute traumatic brain injury

Review

Junpeng Ma, Siqing Huang, Shu Qin, Chao You, Yunhui Zeng

https://doi.org/10.1002/14651858.CD008409.pub4

2012 Oct 17

Progesterone for acute traumatic brain injury

Review

Junpeng Ma, Siqing Huang, Shu Qin, Chao You

https://doi.org/10.1002/14651858.CD008409.pub3

2011 Jan 19

Progesterone for acute traumatic brain injury

Review

Ma Junpeng, Siqing Huang, Shu Qin

https://doi.org/10.1002/14651858.CD008409.pub2

2010 Mar 17

Progesterone for acute traumatic brain injury

Protocol

Ma Junpeng, Siqing Huang, Shu Qin

https://doi.org/10.1002/14651858.CD008409

Differences between protocol and review

Yunhui Zeng and Chao You have been added as authors.

We have changed the inclusion criteria according to Cochrane Injuries Group policy (Roberts 2015). In order for a study to be eligible for inclusion, if the report of a study was published after 2010 then the study must have been prospectively registered.

We added a 'Summary of findings' table to the review, and described how we did this in the Methods.

For the outcome of disability at the end of follow‐up, measured using the Glasgow Outome Score (GOS), we split GOS data into favourable (moderate disability, good recovery; GOS 4 and 5) and unfavourable (death, vegetative state, severe disability; GOS 1 to 3) outcomes, as these groupings reflect two different disability levels.

Notes

The results of the ongoing trials IRCT2014042017356N1, CTRI/2009/091/000893 and CTRI/2013/02/003396 were not considered to influence the results of the review because of their limited enrolments. We will update the review when other phase III trials are completed.

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.

Study flow diagram.
Figuras y tablas -
Figure 1

Study flow diagram.

Risk of bias graph: review authors' judgements about each risk of bias item presented as percentages across all included studies. Five studies are included in this review.
Figuras y tablas -
Figure 2

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

Risk of bias summary: review authors' judgements about each risk of bias item for each included study.
Figuras y tablas -
Figure 3

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

Comparison 1 Progesterone versus placebo, Outcome 1 Mortality at the end of the follow‐up period.
Figuras y tablas -
Analysis 1.1

Comparison 1 Progesterone versus placebo, Outcome 1 Mortality at the end of the follow‐up period.

Comparison 1 Progesterone versus placebo, Outcome 2 Death or severe disability (GOS1 to 3) at the end of the follow‐up period.
Figuras y tablas -
Analysis 1.2

Comparison 1 Progesterone versus placebo, Outcome 2 Death or severe disability (GOS1 to 3) at the end of the follow‐up period.

Comparison 2 Subgroup analysis: severe TBI subgroup (GCS ≤ 8), Outcome 1 Mortality at the end of the follow‐up period.
Figuras y tablas -
Analysis 2.1

Comparison 2 Subgroup analysis: severe TBI subgroup (GCS ≤ 8), Outcome 1 Mortality at the end of the follow‐up period.

Comparison 2 Subgroup analysis: severe TBI subgroup (GCS ≤ 8), Outcome 2 Death or severe disability (GOS1 to 3) at the end of the follow‐up period.
Figuras y tablas -
Analysis 2.2

Comparison 2 Subgroup analysis: severe TBI subgroup (GCS ≤ 8), Outcome 2 Death or severe disability (GOS1 to 3) at the end of the follow‐up period.

Comparison 3 Adequate allocation concealment (sensitivity analysis), Outcome 1 Mortality at the end of the follow‐up period.
Figuras y tablas -
Analysis 3.1

Comparison 3 Adequate allocation concealment (sensitivity analysis), Outcome 1 Mortality at the end of the follow‐up period.

Comparison 3 Adequate allocation concealment (sensitivity analysis), Outcome 2 Death or severe disability (GOS 1 to 3) at the end of the follow‐up period.
Figuras y tablas -
Analysis 3.2

Comparison 3 Adequate allocation concealment (sensitivity analysis), Outcome 2 Death or severe disability (GOS 1 to 3) at the end of the follow‐up period.

Progesterone compared with no progesterone or placebo for traumatic brain injury

Patient or population: people with acute TBI secondary to head injury

Settings: hospitals, intensive care units

Intervention: progesterone therapy

Comparison: no progesterone or placebo

Outcomes

Illustrative comparative risks* (95% CI)

Relative effect
(95% CI)

No of participants
(studies)

Quality of the evidence
(GRADE)

Comments

Assumed risk

Corresponding risk

Control

Progesterone

Mortality at end of scheduled follow‐up

192 per 1000

175 per 1000

(125 to 246)

RR 0.91 (0.65 to 1.28)

2376
(5 studies)

⊕⊕⊝⊝
Low1,2,3

There is no evidence of a reduction of mortality at the end of scheduled follow‐up as a result of progesterone therapy. Our confidence in this evidence is limited as we have assessed it as low quality.

Disability (unfavourable outcomes: death, vegetative state, severe disability; GOS 1‐3) at end of scheduled follow‐up

533 per 1000

522 per 1000

(474 to 565)

RR 0.98 (0.89 to 1.06)

2260

(4 studies)

⊕⊕⊕⊝
Moderate1,3

There is no evidence of a difference in disability (unfavourable outcomes) at the end of scheduled follow‐up as a result of progesterone therapy. Our confidence in this evidence is somewhat limited as we have assessed it as moderate quality.

Intracranial pressure (ICP) within the treatment period

3 studies

In Xiao 2008, ICP data were presented as mean values. In Wright 2006, ICP data were presented as the mean frequency of pressures exceeding threshold values. In Skolnick 2014, ICP data were presented as the population with increased ICP. We were therefore not able to perform meta‐analysis. There was no evidence that progesterone therapy has an effect on ICP.

Blood pressure

1 study

"Throughout the three‐day infusion interval, there was no difference between the progesterone and placebo groups" (Wright 2006)

Body temperature

1 study

"Progesterone group experienced a lower increase in mean temperature than the control group" (Wright 2006)

Adverse events

4 studies

Wright 2014 reported that phlebitis or thrombophlebitis was significantly more frequent in the progesterone group than in the placebo group (882 cases, RR 3.03; 95% CI, 1.96 to 4.66). The rates of other serious and non‐serious adverse events were similar in the 4 studies.

*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;GOS: Glasgow Outcome Scale; ICP: intracranial pressure; RR: risk 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.

1. We judged the overall risk of bias of two studies as high, and two studies as unclear. However, most data were from studies at low or unclear risk of bias, so we did not downgrade for risk of bias.

2. Downgraded once for inconsistency (substantial heterogeneity: I² = 62%, P value 0.03)

3. Downgraded once for inconsistency (the dosage, treatment routine and vehicles of progesterone varied across studies. Different time points were involved in the analysis of mortality and unfavourable outcomes).

Figuras y tablas -
Comparison 1. Progesterone versus placebo

Outcome or subgroup title

No. of studies

No. of participants

Statistical method

Effect size

1 Mortality at the end of the follow‐up period Show forest plot

5

2376

Risk Ratio (M‐H, Random, 95% CI)

0.91 [0.65, 1.28]

2 Death or severe disability (GOS1 to 3) at the end of the follow‐up period Show forest plot

4

2260

Risk Ratio (M‐H, Fixed, 95% CI)

0.98 [0.89, 1.06]

Figuras y tablas -
Comparison 1. Progesterone versus placebo
Comparison 2. Subgroup analysis: severe TBI subgroup (GCS ≤ 8)

Outcome or subgroup title

No. of studies

No. of participants

Statistical method

Effect size

1 Mortality at the end of the follow‐up period Show forest plot

5

2369

Risk Ratio (M‐H, Random, 95% CI)

0.95 [0.70, 1.29]

1.1 severe TBI subgroup (GCS ≤ 8)

5

2090

Risk Ratio (M‐H, Random, 95% CI)

0.87 [0.60, 1.27]

1.2 moderate TBI subgroup (GCS 9 to 12)

2

279

Risk Ratio (M‐H, Random, 95% CI)

1.30 [0.70, 2.41]

2 Death or severe disability (GOS1 to 3) at the end of the follow‐up period Show forest plot

4

2260

Risk Ratio (M‐H, Random, 95% CI)

0.92 [0.78, 1.08]

2.1 severe TBI subgroup (GCS ≤ 8)

4

2002

Risk Ratio (M‐H, Random, 95% CI)

0.99 [0.87, 1.11]

2.2 moderate TBI subgroup

2

258

Risk Ratio (M‐H, Random, 95% CI)

0.68 [0.34, 1.37]

Figuras y tablas -
Comparison 2. Subgroup analysis: severe TBI subgroup (GCS ≤ 8)
Comparison 3. Adequate allocation concealment (sensitivity analysis)

Outcome or subgroup title

No. of studies

No. of participants

Statistical method

Effect size

1 Mortality at the end of the follow‐up period Show forest plot

4

2320

Risk Ratio (M‐H, Random, 95% CI)

0.88 [0.60, 1.28]

2 Death or severe disability (GOS 1 to 3) at the end of the follow‐up period Show forest plot

4

2260

Risk Ratio (M‐H, Fixed, 95% CI)

0.98 [0.89, 1.06]

Figuras y tablas -
Comparison 3. Adequate allocation concealment (sensitivity analysis)