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Assessment of study quality for studies included in meta-analysis |
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| Study ID |
Randomisation |
Blinding |
Outcome measure: Blood pressure |
Loss of follow up |
Funding source |
|
|
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| Kandziora J 1988 (Study 1), [11] |
+ |
++ |
Primary, Mean of 2 readings each standing + supine |
Unclear |
- |
| Auer et al. 1990, [12] |
+ |
++ |
Primary, Mean standing + supine |
Unclear |
- |
| Vorberg & Schneider 1990, [13] |
+ |
++ |
Primary, Mean standing + supine |
G: 0%, C: 0% |
- |
| Holzgartner et al. 1992, [14] |
+ |
++ |
Secondary, Unclear |
G: 4.8%; C: 4.8%; T: 4.8% |
- |
| Kiesewetter et al. 1993, [15] |
+ |
++ |
Primary, Riva Rocci method |
G: 20%; C: 20%; T: 20% |
- |
| Jain et al. 1993, [16] |
+ |
++ |
Primary, Mean of 2 readings after 10 min rest; standard technique (JNC 1988) |
Unclear |
Industry grant |
| Saradeth et al. 1994, [17] |
+ |
++ |
Primary, Riva Rocci method |
G: 2.8%; C: 8.3%; T: 5.6% |
- |
| Simons et al. 1995, [18] |
+ |
++ |
Primary, Mean of 2 readings after 5 min rest, phase V diastolic BP |
T: 9.7% |
Industry grant |
| Steiner et al. 1996, [19] parallel arm |
+ |
++ |
Primary, Unclear, manual |
T: 21.2% |
- |
| Adler & Holub 1997, [20] |
+ |
++ |
Primary, Sitting digital |
T: 8% |
Heart & Stroke Foundation |
| Zhang et al. 2000, [21] |
+ |
++ |
Primary, Over 10–30 min until repeated low values were obtained, means of 3 lowest pulse rates + associated BP values |
G: 6.7%; C: 13.3%; T: 10% |
Industry grant |
|
+: adequate; ++: double blinding; -: not provided | |||||
Ried et al. BMC Cardiovascular Disorders 2008 8:13 doi:10.1186/1471-2261-8-13 |
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