Reference
|
Year
|
CMA 1999
|
WHO 1999
|
VHA 1999
|
SIGN 2001
|
ESH 2003
|
ICSI 2003
|
JNC 2003
|
SA 2003
|
BHS 2004
|
NICE 2004
|
---|
Randomised Controlled Trials
|
Silman [35]
|
1983
|
Y
| | | | | | | |
SR[36]
|
Y
|
Fagerberg [37]
|
1985
|
SR[38]
| | |
SR[38]
| | | | |
SR[38]
|
Y
|
Chalmers [39]
|
1986
|
SR[38]
|
SR[40]
| |
SR[38]
| | | | |
SR[38]
|
Y
|
Chalmers [41,42]
|
1989
| | | | |
SR[40]
| | | | |
Y
|
TOHPI
|
1992
| | |
Y
| | | | | | |
Y(ex)
|
Jula [43]
|
1994
|
SR[38]
| | |
SR[38]
| | | | |
SR[38]
|
Y
|
Whelton [44]
|
1998
| | | |
Y
| | | | |
Y
|
Y(ex)
|
Appel [45]
|
2001
| | | | | |
Y
| | | |
Y(ex)
|
Sacks [46]
|
2001
| | | | | | |
Y
|
Y
| |
Y(ex)
|
Systematic Reviews
|
Law [47]
|
1991
| | |
Y
| | |
Y
| | | |
Y
|
Midgely [38]
|
1996
|
Y
| | |
Y
| | | | |
Y
|
Y
|
Cutler [40]
|
1997
| |
Y
| | |
Y
| | | | |
Y
|
Hooper [36]
|
2002
| | | | | | | | |
Y
|
Y
|
Grade of recommendation
|
| |
B
| |
I
|
A
|
-
|
-
|
-
|
-
|
A
|
B[34]
|
- Y Trial cited by guideline
- SR Trial included in systematic review cited by guideline
- Y(ex) Trial cited by guideline but excluded from meta-analysis