Evidence map›Paper›PMID 18370512›Full record

ArticleClinical drug investigation1998

Gemfibrozil treatment in patients with elevated lipoprotein a: a pilot study.

A G Fereshetian, M Davidson, H Haber, D M Black

Abstract read
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In one paragraph

Article in Clinical drug investigation, 1998. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.

0numbers the graph read from it
0cells of the map it votes in
2citing papers in PubMed
–field-weighted citation impact, top 82% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

2 citing papers in PubMed, 4 citations in OpenAlex.

  1. Review
  2. Review
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

4 authors at 2 institutions in 1 country.

A G FereshetianParke-Davis Pharmaceutical Research, Ann Arbor, Michigan, USA.
M Davidson
H Haber
D M Black
Park University · USCenter for Clinical Research (United States) · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectiveThis pilot study investigated the efficacy of high-dose gemfibrozil (2400 mg/day) in treating patients with elevated lipoprotein (a) [Lp(a)]. Lp(a) has been shown to be an independent risk factor for the development of coronary heart disease (CHD). PATIENTS: Eleven patients with serum Lp(a) >/=45 mg/dl participated in this 12-week study. Initially, all patients received oral gemfibrozil 600mg twice daily. At 4-week intervals, the dose was increased by 600mg for patients able to tolerate the increase up to a maximum of 2400 mg/day.

resultsEight patients completed the study. Three of these patients met the predetermined criterion of a clinically meaningful Lp(a) reduction of 33%. The mean percentage change in Lp(a) was not statistically significant with values of -18.3 +/- 15.4% (p = 0.14, 1-tailed). All patients demonstrated a significant decrease in plasma triglycerides. The mean percentage change was -62.5 +/- 1.8% (p < 0.001, 1-tailed). The mean percentage change in total cholesterol was -12.4 +/- 3.8% (p = 0.007, 1-tailed). Gemfibrozil was considered suspect in five of 16 adverse events reported, but only one of these (dyspepsia) caused withdrawal from the study. For all patients participating in the study no adverse event was characterised as severe.

conclusionWhile the small number of patients does not allow any definitive conclusion on effectiveness to be drawn, the results suggest that further randomised studies utilising larger patient numbers appear warranted.

Identifiers

PMID18370512
OpenAlexW2090151036

What OpenQuestion holds

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.