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. 2015 Mar 11;2015(3):CD008226. doi: 10.1002/14651858.CD008226.pub3

Chan 2002.

Methods 3‐Week wash‐out period
 6‐Week single‐centre randomised double‐blind placebo‐controlled study
 Evening doses
Participants 25 obese men from Australia recruited from the community with dyslipidaemia, mean age 52 years; TG > 1.2 mmol/L (106 mg/dL), TC > 5.2 mmol/L (201 mg/dL)
12 participants received placebo, 13 received atorvastatin
Exclusion criteria: diabetes E2/E2 genotype, macroproteinuria; liver, renal dysfunction; hypothyroidism, CVD, > 30 g alcohol/d
Placebo baseline TC: 5.82 mmol/L (225 mg/dL)
 Placebo baseline LDL‐C: 3.80 mmol/L (147 mg/dL)
 Placebo baseline HDL‐C: 1.05 mmol/L (41 mg/dL)
 Placebo baseline TG: 1.69 mmol/L (150 mg/dL)
Atorvastatin baseline TC: 5.81 mmol/L (225 mg/dL)
 Atorvastatin baseline LDL‐C: 3.81 mmol/L (147 mg/dL)
 Atorvastatin baseline HDL‐C: 1.01 mmol/L (39 mg/dL)
 Atorvastatin baseline TG: 1.88 mmol/L (167 mg/dL)
Interventions Placebo
Atorvastatin 40 mg/d
Outcomes Per cent change from baseline at 6 weeks of serum TC, LDL‐C, HDL‐C and TG
Notes SDs were imputed
WDAEs were not reported
Risk of bias
Bias Authors' judgement Support for judgement
Random sequence generation (selection bias) Unclear risk No information about sequence generation was provided to permit judgement of 'yes' or 'no'
Allocation concealment (selection bias) Unclear risk No information about allocation concealment was provided to permit judgement of 'yes' or 'no'
Blinding (performance bias and detection bias) 
 All outcomes Low risk "Double‐blind, placebo‐controlled intervention"
Incomplete outcome data (attrition bias) 
 All outcomes Low risk Data on all participants were reported
Selective reporting (reporting bias) High risk All lipid parameters were measured; withdrawals due to adverse events were not reported
Other bias High risk Pfizer partially funded the study; data may support bias for atorvastatin