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See also:
All cardiovascular prevention clinical trials
All clinical trials of cholesterol lowering intervention
All clinical trials of simvastatin high dose
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|
Treatments
Studied treatment |
simvastatin 80 mg daily
|
Control treatment |
simvastatin 20mg daily
|
Remarks |
factorial design with folic acid and vitamin B12 |
Treatments description |
LDL change |
0.39 mmol/l, 16% (at 1 year) |
|
Patients
Patients |
MI survivors |
Inclusion criteria |
previous MI; age between 18-80y, current use or clear indication for statin; no hospitalization in previous 3 months for MI, unstable angina or coronary revascularisation (and none planned in next 3 months); total cholesterol concentration of at least 3�5 mmol/L if already on a statin or 4�5 mmol/L if not |
Baseline characteristics |
Age (mean), yrs |
64y |
Women (%) |
17% |
Total cholesterol (mmol/l) |
4.2 mmol/l |
LDL (mmol/l) |
2.5 mmol/l |
HDL (mmol/l) |
1.0 mmol/l |
Triglycerides (mg/dl) |
168 mg/dl |
|
Method and design
Randomized effectives |
6031 / 6033 (studied vs. control) |
Design |
Parallel groups |
Follow-up duration |
6.7 years (mean) |
Hypothesis |
Superiority |
Primary endpoint |
coronary death, myocardial infarction, stroke, or arterial revascularisation |
Results
Endpoint
Studied treat. n/N
Control treat. n/N
Graph
RR [95% CI]
Coronary event
1189 / 6031
1225 / 6033
0,97 [0,90;1,04]
All cause death
964 / 6031
969 / 6033
1,00 [0,92;1,08]
Cardiovascular death
557 / 6031
561 / 6033
0,99 [0,89;1,11]
cardiovascular events
1477 / 6031
1553 / 6033
0,95 [0,89;1,01]
Fatal stroke
57 / 6031
67 / 6033
0,85 [0,60;1,21]
Coronary death
447 / 6031
438 / 6033
1,02 [0,90;1,16]
stroke (fatal and non fatal)
255 / 6031
279 / 6033
0,91 [0,77;1,08]
MACE
1477 / 6031
1553 / 6033
0,95 [0,89;1,01]
Non fatal MI
397 / 6031
463 / 6033
0,86 [0,75;0,98]
Rhabdomyolysis
53 / 6031
3 / 6033
classic
17,67 [5,53;56,52]
Death from cancer
245 / 6031
266 / 6033
0,92 [0,78;1,09]
cardiac death
447 / 6031
438 / 6033
1,02 [0,90;1,16]
non cardiovascular death
407 / 6031
408 / 6033
1,00 [0,87;1,14]
0
2
1.0
Relative risks
|
Endpoint |
Events (%) |
Relative Risk |
95% CI |
Endpoint definition in the trial |
Ref |
Studied treat. |
Control treat. |
Coronary event
|
1189 / 6031 (19,7%) |
1225 / 6033 (20,3%) |
0,97 |
[0,90;1,04] |
CHD death, MI, revasc. |
0 |
All cause death
|
964 / 6031 (16,0%) |
969 / 6033 (16,1%) |
1,00 |
[0,92;1,08] |
|
0 |
Cardiovascular death
|
557 / 6031 (9,2%) |
561 / 6033 (9,3%) |
0,99 |
[0,89;1,11] |
all vascular death |
0 |
cardiovascular events
|
1477 / 6031 (24,5%) |
1553 / 6033 (25,7%) |
0,95 |
[0,89;1,01] |
coronary death, myocardial infarction, stroke, or arterial revascularisation |
0 |
Fatal stroke
|
57 / 6031 (0,9%) |
67 / 6033 (1,1%) |
0,85 |
[0,60;1,21] |
|
|
Coronary death
|
447 / 6031 (7,4%) |
438 / 6033 (7,3%) |
1,02 |
[0,90;1,16] |
CHD death |
0 |
stroke (fatal and non fatal)
|
255 / 6031 (4,2%) |
279 / 6033 (4,6%) |
0,91 |
[0,77;1,08] |
|
0 |
MACE
|
1477 / 6031 (24,5%) |
1553 / 6033 (25,7%) |
0,95 |
[0,89;1,01] |
coronary ev + stroke |
0 |
Non fatal MI
|
397 / 6031 (6,6%) |
463 / 6033 (7,7%) |
0,86 |
[0,75;0,98] |
|
0 |
Rhabdomyolysis
|
53 / 6031 (0,9%) |
3 / 6033 (0,0%) |
17,67 |
[5,53;56,52] |
CK>10xULN |
0 |
Death from cancer
|
245 / 6031 (4,1%) |
266 / 6033 (4,4%) |
0,92 |
[0,78;1,09] |
|
0 |
cardiac death
|
447 / 6031 (7,4%) |
438 / 6033 (7,3%) |
1,02 |
[0,90;1,16] |
CHD death |
0 |
non cardiovascular death
|
407 / 6031 (6,7%) |
408 / 6033 (6,8%) |
1,00 |
[0,87;1,14] |
|
0 |
The primary endpoint (if exists) appears in blod characters
|
Reference(s) used for data extraction:
0:
|
Endpoint |
studied treat. |
control treat. |
mean diff |
Absolute risk reduction (for a follow-up of 6.7 years (mean))
|
Endpoint |
Events rate |
Absolute risk reduction (ARR) |
Studied treat. |
Control treat. |
Coronary event |
19,71% |
20,30% |
-0,59%
|
All cause death |
15,98% |
16,06% |
-0,08%
|
Cardiovascular death |
9,24% |
9,30% |
-0,06%
|
cardiovascular events |
24,49% |
25,74% |
-1,25%
|
Fatal stroke |
9,45‰ |
1,11% |
-0,17%
|
Coronary death |
7,41% |
7,26% |
0,15%
|
stroke (fatal and non fatal) |
4,23% |
4,62% |
-0,40%
|
MACE |
24,49% |
25,74% |
-1,25%
|
Non fatal MI |
6,58% |
7,67% |
-1,09%
|
Rhabdomyolysis |
8,79‰ |
0,50‰ |
0,83%
|
Death from cancer |
4,06% |
4,41% |
-0,35%
|
cardiac death |
7,41% |
7,26% |
0,15%
|
non cardiovascular death |
6,75% |
6,76% |
-0,01%
|
Meta-analysis of all similar trials:
cholesterol lowering intervention in cardiovascular prevention for patients with prior MI or with CHD
cholesterol lowering intervention in cardiovascular prevention for all chronical situations
Reference(s)
-
Study Of The Effectiveness Of Additional Reductions In Cholesterol And Homocysteine Search Collaborative Group.
Intensive lowering of LDL cholesterol with 80 mg versus 20 mg simvastatin daily in 12?064 survivors of myocardial infarction: a double-blind randomised trial..
Lancet 2010 Nov 8;:
- 10.1016/S0140-6736(10)60310-8
Pubmed
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Hubmed
| Fulltext
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