Systematic review | Search date | Primary study* (database entry date)†| Personal communication with review authors or other researchers at the publishing institutions | ||||
---|---|---|---|---|---|---|---|
 |  | Joseph 2000 [20] | Ford 2002 [17] | Wanner 2003 [27] | Eginton 2003 [16] | Moues 2004 [23] |  |
 |  | (CIN: 2000-08; C) | (M: 2002-07-27; E; C) | (M: 2003-03-11; E; C) | (M: 2003-10-10; E; C) | (M: 2004-02-21; E; C; CIN) |  |
Reviews considering RCTs and non-RCTs | Â | Â | Â | Â | Â | Â | Â |
Costa/MUHC TAU 2005 [30] | 3/2005 | RCT | RCT | RCT | RCT‡ | RCT | Eginton 2003. PC (V. Costa): "We classified the study as a crossover design. If I had to discern between RCT and non-RCT, I would consider it an RCT." |
IQWiG 2006 [8] | 5/2005 | RCT | RCT | RCT | RCT | RCT | - |
Pham/ASERNIP-S 2006 update/[31] | 10/2004 (RCTs/non-RCTs) 7/2005 (RCTs) | RCT | RCT | RCT | RCT | RCT | - |
Reviews considering RCTs | Â | Â | Â | Â | Â | Â | Â |
Samson/AHRQ 2004 [29] | 6/2004 | RCT | RCT | RCT | RCT | RCT | - |
OHTAC 2006 [32] | 3/2006 | RCT | RCT | RCT | Not reported (PC: excluded) | RCT | Eginton 2003. PC (Medical Advisory Secretariat): "This citation was retrieved from the literature search, but was excluded as only 10 patients were enrolled. The exclusion was not documented in the HTA." |