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. 2017 Apr 9;2017(4):CD004022. doi: 10.1002/14651858.CD004022.pub4

1192 Townsend 2007.

Methods Op
 CO
Participants N 20 (M/F:12/8)(B/W/A.10/9/1)
 Norm
 Age 30
Interventions SR 171 (194‐23)
 Dur 6
Outcomes SBP 
 DBP 
 Aldo 
 Renin
Notes Randomized 21. LoFo: 3
IT: No
Risk of bias
Bias Authors' judgement Support for judgement
Random sequence generation (selection bias) Low risk Prespecified randomised blocked table
Allocation concealment (selection bias) Unclear risk Insufficient information
Blinding (performance bias and detection bias) 
 All outcomes High risk Open study
Incomplete outcome data (attrition bias) 
 All outcomes Low risk Lost to follow up 3/21
Selective reporting (reporting bias) Low risk No distinct selective outcome reporting
Blinding of participants and personnel (performance bias) 
 All outcomes High risk Open study: Performance bias due to knowledge of the allocated interventions by participants and personnel during the study.
Blinding of outcome assessment (detection bias) 
 All outcomes High risk Open study: Detection bias due to knowledge of the allocated interventions by outcome assessors