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. 2013 Jul 17;2013(7):CD004185. doi: 10.1002/14651858.CD004185.pub3

Laakman 1988.

Methods Five‐week randomised, double‐blind study
Participants Outpatients with depressive syndrome with a score of at least 17 on the Hamilton Rating Scale for Depression (HDRS) and 8 on the Raskin Depression Scale (RDS).
 Age range: 19‐74 years
 Exclusion criteria: severe organic illness, evidence of psychosis, psychopathic disorder, addictive illness, suicide tendencies, a period of less than 4 weeks since the last treatment with amitriptyline or neuroleptics.
Interventions Fluoxetine: 63 participants
 Amitriptyline : 65 participants
 Fluoxetine dose range: 20‐60 mg/day
 Amitriptyline dose range: 50‐150 mg/day
 Chloral derivative was allowed (eventually changed in flurazepam or nitrazepam only if its effects was inadequate)
Outcomes HDRS, Clinical Global Impression (CGI), RDS , Covi Anxiety Scale (CAS), Patient Global Impression (PGI)
Notes Funding: unclear
Risk of bias
Bias Authors' judgement Support for judgement
Random sequence generation (selection bias) Unclear risk Randomised, no further information
Allocation concealment (selection bias) Unclear risk No information provided
Blinding (performance bias and detection bias) 
 All outcomes Unclear risk Double blind, no further information
Blinding of participants and personnel (performance bias) 
 All outcomes Unclear risk Quote: "four identical capsules were given"
Blinding of outcome assessment (detection bias) 
 All outcomes Unclear risk Double blind, no further information
Incomplete outcome data (attrition bias) 
 All outcomes High risk Rating scale scores reported without denominators. Reasons for withdrawals not clearly described
Selective reporting (reporting bias) Unclear risk Endpoint scores reported without standard deviations. Side effects partially reported
Other bias Unclear risk Funding: unclear