Table 3 |
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|
Assessment of study quality for studies excluded from meta-analysis |
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|
Study ID |
Randomisation |
Blinding |
Outcome measure: Blood pressure |
Loss of follow up |
Funding source |
|
|
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|
Lutomski 1984, [22] |
+ |
++ |
Primary, Unclear |
G: 13.7%; C: 25.5%; T: 20.4% |
- |
|
Barrie et al. 1987, [23] |
+ |
++ |
Primary, Mean bilateral |
Unclear |
Industry grant |
|
Harenberg et al. 1988, [24] |
No (simple intervention) |
Open label |
Primary, Unclear |
None |
- |
|
Kandziora J. 1988 (Study 2), [25] |
+ |
+ Observer blinded |
Primary, Mean of 2 readings each standing + supine |
Unclear |
- |
|
Kiesewetter et al. 1991, [26] |
Unclear |
++ |
Unclear |
Unclear |
- |
|
DeASantos & Gruenwald 1993, [27] |
+ |
++ |
Primary, Unclear |
G: 16.7%; C: 10%; T: 13.3% |
Industry grant |
|
DeASantos & Johns 1995, [28] |
+ |
Open label |
Primary, Average of 3 readings |
G: 10%; C: 15%; T: 12.5% |
- |
|
Czerny & Samochowiek 1996, [29] |
+ |
++ |
Primary, Unclear (after 15 min exercise) |
Unclear |
- |
|
Mansell et al. 1996, [30] |
+ |
Unclear |
Primary, Unclear |
Unclear |
- |
|
Steiner et al. 1996, [19] crossover arm |
+ |
++ |
Primary, Unclear, manual |
T: 21.2% |
- |
|
McCrindle et al. 1998, [31] |
+ |
++ |
Primary, Unclear |
No drop-outs |
- |
|
Durak et al. 2004, [32] |
No (hypertensive/nomotensive) |
Open label |
Unclear |
Unclear |
- |
|
Turner et al. 2004, [33] |
+ |
++ |
Secondary, Mean of 2 readings after 10 min rest |
G: 6.1%; C: 5.9%; T: 6.0% |
Industry grant |
|
Dhawan & Jain 2004, [34] |
Unclear (hypertensives/normotensives) |
++ |
Primary, As per JNC VI recommendations 2× after 10 min rest DBP determined as Korotkoff phase V |
No drop-outs |
Council of Medical Research grant |
|
Jabbari et al. 2005, [35] |
+ |
Open |
Primary, Unclear |
G: 12%; C: 12%; T: 12% |
- |
|
|
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|
+: adequate; ++: double blinding; -: not provided; JNC: Joint National Committee |
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|
Ried et al. BMC Cardiovascular Disorders 2008 8:13 doi:10.1186/1471-2261-8-13 |
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