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. 2020 Jun 19;2020(6):CD012735. doi: 10.1002/14651858.CD012735.pub2

Majima 2007.

Study characteristics
Methods Study design: Historically controlled trial
Study grouping:
Method: No participant received lipid medications within 3 months of the trial, therefore, no washout required; 3‐month before‐and‐after study
Participants Baseline Characteristics
1 mg
  • n: 63

  • Age (years): 59.5

  • Males (n): 38

  • Females (n): 25

  • BMI: 24.7

  • Total cholesterol: 253.86 mg/dL (6.56 mmol/L)

  • LDL cholesterol: 160.37 mg/dL (4.15 mmol/L)

  • HDL cholesterol: 58.38 mg/dL (1.51 mmol/L)

  • Triglycerides: 175.87 mg/dL (1.99 mmol/L)


Included criteria: 101 Japanese patients (57 men and 44 women, mean age 58.58 ± 12.0 years) with untreated hypercholesterolaemia, who attended the clinic of Rakuwakai Otowa Hospital between March 2006 and December 2006, were selected for this study. The diagnosis of hypercholesterolaemia was established on the basis of laboratory findings, including an elevated serum total cholesterol (TC) level (> 220 mg/dL) and an elevated serum low density lipoprotein cholesterol (LDL‐C) level (> 140 mg/dL).
Excluded criteria: current smokers and those who had a history of fractures and/or of other diseases (type 1 diabetes mellitus, liver disease, renal dysfunction, malignancy, hyperthyroidism, hyperparathyroidism, hypercortisolism, or hypogonadism) and those taking medications (active vitamin D3, bisphosphonates, calcitonin, selective oestrogen receptor modulators, estrogens, testosterones, steroids, thyroid hormones, diuretics, heparin or anticonvulsants) that could influence bone metabolism
Baseline Group Characteristics: At baseline, all differences between group A and group B were non significant.
Interventions Intervention Characteristics
1 mg
Outcomes Total cholesterol
  • Outcome type: Continuous

  • Unit of measure: Percentage change from baseline

  • Direction: Lower is better


LDL cholesterol
  • Outcome type: Continuous

  • Unit of measure: Percentage change from baseline

  • Direction: Lower is better


HDL cholesterol
  • Outcome type: ContinuousOutcome

  • Unit of measure: Percentage change from baseline

  • Direction: Higher is better


Triglycerides
  • Outcome type: ContinuousOutcome

  • Unit of measure: Percentage change from baseline

  • Direction: Lower is better

Notes  
Risk of bias
Bias Authors' judgement Support for judgement
Random sequence generation (selection bias) High risk Judgement Comment: Controlled before‐and‐after design
Allocation concealment (selection bias) High risk Judgement Comment: Controlled before‐and‐after design
Blinding of participants and personnel (performance bias)
All outcomes Low risk Judgement Comment: Lipid parameter measurements unlikely to be influenced by lack of blinding
Blinding of outcome assessment (detection bias)
All outcomes Low risk Judgement Comment: Lipid parameters were measured in a remote laboratory.
Selective reporting (reporting bias) Low risk Judgement Comment: LDL‐C outcome was reported.
Other bias Unclear risk Judgement Comment: Source of funding was not reported.
Incomplete outcome data (attrition bias) Total cholesterol Low risk [(66 ‐ 63)/66]*100 = 4.5% were not included in the efficacy analysis.
Incomplete outcome data (attrition bias) LDL cholesterol) Low risk [(66 ‐ 63)/66]*100 = 4.5% were not included in the efficacy analysis.
Incomplete outcome data (attrition bias) HDL cholesterol Low risk [(66 ‐ 63)/66]*100 = 4.5% were not included in the efficacy analysis.
Incomplete outcome data (attrition bias) Triglycerides Low risk [(66 ‐ 63)/66]*100 = 4.5% were not included in the efficacy analysis.
Blinding of outcome assessment (detection bias)WDAEs High risk No comparison possible
Selective reporting (reporting bias) for WDAEs High risk No WDAE outcome reported