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Indicators used to describe and evaluate included randomised controlled trials |
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| Indicator |
Description |
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| Descriptive indicators |
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| 1 |
Publication language |
Chinese or English |
| 2 |
Nationality of authors |
Chinese, international or collaboration |
| 3 |
Funding source |
As reported |
| 4 |
Disease area |
Simple categories |
| 5 |
Choice of comparator interventions |
Placebo/alternative treatment/no treatment |
| 6 |
Size of trial |
Number of participants |
| 7 |
Ethical committee approval |
Yes/No |
| 8 |
Informed consent from participants |
As reported |
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| Quality of reporting: CONSORT indicators |
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| 9 |
Sample size |
How was sample size determined? |
| 10 |
Randomisation |
Was the trial randomised? |
| 11 |
Allocation concealment |
What method was used to implement the random allocation sequence? |
| 12 |
Blinding |
Whether or not patients and/or investigators were blinded to group assignment |
| 13 |
Baseline characteristics |
Were the baseline demographic and clinical characteristics of each group reported |
| 14 |
Primary outcomes |
Did they report which outcome was designated as the primary outcome? |
| 15 |
Length of follow-up |
As reported |
| 16 |
Loss to follow-up |
As reported |
| 17 |
Statistical reporting |
Were confidence intervals or p values reported to indicate precision? |
Zhang et al. Trials 2008 9:22 doi:10.1186/1745-6215-9-22 |
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