Table 6.
Reporting in guidelines of trials and systematic reviews of salt reduction
| 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