Statin treatment in routine clinical practice: Insights from the STATRIP physician survey
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Keywords
Highlights
- The STATRIP survey presents physicians’ perspectives on treatment with statins.
- Misconceptions remain common, especially regarding statin-related adverse effects.
- Medical interactions, muscle aches and increase in liver enzymes are common fears.
- Educational interventions are required for optimal dyslipidemia treatment.
Abstract
Background
Methods and results
Conclusions
1. Introduction
2. Methods
2.1. Statistical analysis
3. Results
Fig. 1. Classification of study participants according to their specialty (A) and years of experience (B).
Table 1. Physicians’ estimates on their common clinical practice for patients with dyslipidemia and related concerns.a
| Question | All participants (n = 261) | General Practitionersb (n = 145) | Internal Medicineb (n = 99) |
|---|---|---|---|
| 1. How many patients with dyslipidemia do you treat? | |||
| >200 | 67.4 % (61.4–74) | 69.0 % (60.8–76.4) | 66.7 % (56.5–75.8) |
| 100-200 | 17.6 % (13.2–22.3) | 18.6 % (12.6–25.9) | 15.2 % (8.71–23.8) |
| 50-100 | 12.6 % (8.8–17.3) | 11.7 % (6.9–18.1) | 15.2 % (8.71–23.8) |
| <50 | 2.3 % (0.08–4.9) | 0.7 % (0.02–3.8) | 3.0 % (0.06–8.6) |
| 2. How many of your patients would you classify in the following categories of cardiovascular risk? | |||
| Very high | 14.5 % (10.5–19.4) | 14.4 % (9.1–21.3) | 14.7 % (7.9–22.6) |
| High | 23.8 % (18.7–29.4) | 23.4 % (16.8–31.2) | 24.2 % (16.1–33.9) |
| Moderate | 32.2 % (26.5–38.2) | 32.4 % (24.9–40.7) | 31.6 % (23.3–42.5) |
| Low | 30.6 % (25.1–36.6) | 30.6 % (23–38.5) | 31.1 % (22.3–41.4) |
| 3. What percentage of your patients had never received hypolipidemic medication (statin-naïve)? | |||
| 26.8 % (21.5–32.6) | 26.1 % (19.2–34.1) | 28.0 % (19.7–38.2) | |
| 4. How many medications on average does your >65 year old patient with dyslipidemia take? | |||
| 3 | 31.8 % (26.2–37.8) | 28.3 % (21.1–36.3) | 36.4 % (26.9–46.6) |
| 4 | 49.0 % (42.8–55.3) | 49.7 % (41.2–58.1) | 48.5 % (38.3–58.7) |
| 5 | 19.2 % (14.6–24.5) | 22.1 % (15.6–29.7) | 15.6 % (8.7–23.7) |
| 5. Which statin are you most concerned about the possibility of interaction with other medications your patient is taking? | |||
| Atorvastatin | 20.7 % (15.9–26.1) | 22.8 % (16.2–30.4) | 20.2 % (12.8–29.4) |
| Pitavastatin | 5.4 % (2.9–8.8) | 4.8 % (1.9–9.7) | 5.1 % (1.6–11.4) |
| Rosuvastatin | 49.8 % (43.6–56.0) | 47.6 % (39.2–56.0) | 53.5 % (43.2–63.6) |
| Simvastatin | 24.1 % (19.1–29.8) | 24.8 % (18.0–32.7) | 21.2 % (13.6–30.6) |
| 6. Which statin do you prescribe most often for monotherapy? | |||
| Atorvastatin | 24.9 % (19.8–30.6) | 22.1 % (15.6–29.7) | 31.3 % (22.3–41.4) |
| Rosuvastatin | 73.6 % (67.7–78.8) | 75.9 % (68.1–82.6) | 67.7 % (57.5–76.7) |
| Simvastatin | 0.8 % (0.09–2.74) | 1.4 % (0.2–4.9) | 0.0 % (0.0–3.6) |
| Other | 0.8 % (0.09–2.74) | 0.7 % (0.02–3.8) | 1.0 % (0.03–5.5) |
| 7. Why do you prefer this particular statin? | |||
| Safety | 51.3 % (45.1–57.5) | 53.1 % (44.6–61.4) | 53.5 % (43.2–63.6) |
| Efficacy | 94.6 % (91.1–97.0) | 94.5 % (89.4–97.6) | 93.9 % (87.2–97.7) |
| Cost | 21.8 % (17–27.3) | 21.4 % (15.0–28.9) | 26.3 % (17.9–36.1) |
| Availability | 26.4 % (21.2–32.2) | 26.2 % (19.2–34.1) | 29.3 % (20.6–39.3) |
| Other | 1.2 % (0.2–3.3) | 0.7 % (0.02–3.8) | 2.0 % (0.2–7.1) |
| 8. What factors influence your choice of which statin to prescribe? | |||
| Heart Risk Score | 72.0 % (66.1–77.4) | 75.9 % (68.1–82.6) | 65.7 % (55.4–74.9) |
| Special patient characteristics | 59.4 % (53.1–65.4) | 60.0 % (51.5–68.0) | 58.6 % (0.09–2.74) |
| Guidelines | 74.7 % (69.0–79.9) | 77.9 % (70.3–84.4) | 69.7 % (59.6–78.5) |
| Clinical studies | 49.4 % (43.2–55.6) | 46.2 % (37.9–54.7) | 51.5 % (41.2–61.7) |
| 9. How important do you consider the cost in statin selection? | |||
| Not at all important | 1.9 % (0.06–4.4) | 0.0 % (0.0–2.5) | 3.0 % (0.06–8.6) |
| Somewhat important | 7.3 % (4.4–11.1) | 6.9 % (3.3–12.3) | 8.1 % (3.5–15.3) |
| Important | 41.0 % (35.0–47.2) | 40.0 % (32.0–48.5) | 47.5 % (37.3–57.8) |
| Very important | 15.7 % (11.5–20.7) | 20.0 % (13.8–27.4) | 9.1 % (4.2–16.5) |
| 6. What are the most common side-effects you have observed in patients taking statins? | |||
| Increase in liver enzymes | 53.3 % (47.0–59.4) | 55.9 % (47.4–64.1) | 51.5 % (41.2–61.7) |
| Gastrointestinal disorders | 14.6 % (10.5–19.4) | 15.9 % (10.3–22.8) | 12.1 % (6.4–20.2) |
| Muscle aches and pains | 85.8 % (80.1–89.8) | 84.1 % (77.1–89.7) | 87.9 % (79.8–93.6) |
| Others | 1.9 % (0.06–4.4) | 2.8 % (0.07–6.9) | 0.0 % (3.6) |
| 7. What percentage of your patients given the following statin has complained of myalgia? | |||
| Simvastatin | 16.1 % (11.8–21.1) | 16.5 % (10.9–23.6) | 15.2 % (8.7–23.7) |
| Atorvastatin | 26.4 % (21.2–32.2) | 26.2 % (19.2–34.1) | 26.0 % (17.1–35.0) |
| Rosuvastatin | 29.1 % (23.7–35.0) | 28.3 % (21.1–36.3) | 30.7 % (21.5–40.3) |
| Pravastatin | 5.9 % (3.2–9.3) | 5.5 % (2.4–10.6) | 6.1 % (2.2–12.7) |
| Pitavastatin | 7.0 % (4.1–10.7) | 6.2 % (2.9–11.4) | 8.1 % (3.5–15.3) |
- a
-
Results are expressed as % (95 % Confidence Intervals).
- b
-
P values were non-significant for all comparisons of responses between General Practitioners and Internal Medicine physicians.
Fig. 2. Statin of choice for monotherapy among physicians (A) and reasons for their choice (B).
Table 2. Physicians’ general perceptions on usual statin prescription patterns.a
| Question | All participants (n = 261) | General Practitionersb (n = 145) | Internal Medicineb (n = 99) |
|---|---|---|---|
| 1. What is your opinion on the effectiveness of statin monotherapy in lowering cholesterol? | |||
| Very effective | 64.0 % (57.8–69.8) | 64.8 % (56.5–72.6) | 64.7 % (54.4–74.0) |
| Quite effective | 15.7 % (11.5–20.7) | 13.1 % (8.08–19.7) | 19.2 % (12.0–28.3) |
| Moderately effective | 20.3 % (15.6–25.7) | 22.1 % (15.6–29.7) | 16.2 % (9.5–24.9) |
| 2. What percentage of your patients do you consider to be adequately treated with respect to target LDL values according to their cardiovascular risk category? | |||
| 80 %–100 % | 10.3 % (6.9–14.7) | 11.7 % (7.0–18.1) | 8.1 % (3.6–15.3) |
| 60 %–79 % | 50.6 % (44.3–56.8) | 50.3 % (41.9–58.8) | 49.5 % (39.3–59.7) |
| 40 %–59 % | 31.0 % (25.5–37.0) | 30.3 % (23.0–38.5) | 33.3 % (24.2–43.5) |
| 20 %–39 % | 8.1 % (5.1–12.0) | 7.6 % (3.9–13.2) | 9.1 % (4.2–16.6) |
| 3. If the LDL target is not met, in primary prevention, which of the following do you apply? | |||
| Addition of ezetimibe without dose titration | 53.6 % (47.4–59.8) | 54.5 % (46.0–62.8) | 50.5 % (40.3–60.7) |
| Dose titration | 23.0 % (18.0–28.6) | 22.8 % (16.2–30.5) | 22.2 % (14.5–31.7) |
| Administration of medium strength statin | 5.4 % (3.0–8.8) | 6.9 % (3.4–12.3) | 4.0 % (1.1–10.0) |
| Administration of high strength statin | 16.9 % (12.5–22.0) | 15.2 % (9.8–22.0) | 21.2 % (13.6–30.6) |
| Other | 1.2 % (0.2–3.3) | 0.7 % (0.0–3.8) | 2.0 % (0.3–7.1) |
| 4. Which statin is ezetimibe more frequently combined with in your patients? | |||
| Simvastatin | 19.3 % (14.6–24.5) | 19.8 % (13.8–27.4) | 18.9 % (12.0–28.3) |
| Atorvastatin | 33.0 % (27.3–39.0) | 31.9 % (24.3–40.0) | 34.1 % (25.1–44.6) |
| Rosuvastatin | 37.4 % (31.7–43.7) | 35.7 % (28.1–44.2) | 39.1 % (29.7–49.7) |
| 5. How do you compare statin monotherapy with other treatment options for dyslipidemia in primary prevention? | |||
| It is superior | 46.0 % (39.8–52.2) | 42.1 % (33.9–50.5) | 53.5 % (43.2–63.6) |
| It is equivalent | 22.6 % (17.7–28.1) | 21.4 % (15.0–29.0) | 24.2 % (16.2–33.9) |
| It is inferior | 28.4 % (23.0–34.2) | 31.0 % (23.6–39.2) | 22.2 % (14.5–31.7) |
| I have no opinion | 3.1 % (1.3–6.0) | 5.5 % (2.4–10.6) | 0.0 % (0.0–3.7) |
| 6. What are your main concerns about statin monotherapy? | |||
| Interactions with other medications | 23.8 % (18.7–29.4) | 25.5 % (18.7–33.4) | 20.2 % (12.8–29.5) |
| Insufficient cholesterol lowering | 62.8 % (56.7–68.7) | 62.1 % (53.7–70.0) | 62.6 % (52.3–72.2) |
| Adverse reactions | 59.8 % (53.6–65.8) | 54.5 % (46.0–62.8) | 63.6 % (53.4–73.1) |
| Long-term use | 13.0 % (9.2–17.7) | 13.8 % (8.6–20.5) | 11.1 % (5.7–19.0) |
| Others | 1.5 % (0.4–3.9) | 1.4 % (0.2–4.9) | 2.0 % (0.3–7.1) |
| 7. Are there specific types of patients for whom you prefer statin monotherapy? | |||
| Patients at very high risk of cardiovascular events | 6.5 % (3.8–10.2) | 6.9 % (3.4–12.3) | 6.1 % (2.3–12.7) |
| Patients at risk of cardiovascular events | 10.3 % (6.9–14.7) | 9.7 % (5.4–15.7) | 11.1 % (5.7–19.0) |
| Patients at moderate risk of cardiovascular events | 47.9 % (41.7–54.1) | 44.1 % (35.9–52.6) | 51.5 % (41.3–61.7) |
| Patients at low risk of cardiovascular events | 82.4 % (77.2–86.8) | 86.2 % (79.5–91.4) | 77.8 % (68.3–85.5) |
| 8. What percentage of your treated dyslipidemic patients receive a combination of ezetimibe-statin? | |||
| 0–25 % | 19.2 % (14.6–24.5) | 20.0 % (13.8–27.4) | 20.2 % (12.8–29.5) |
| 26–50 % | 56.7 % (50.5–62.8) | 56.6 % (48.1–64.8) | 55.6 % (45.2–65.6) |
| 51–75 % | 22.6 % (17.7–28.2) | 22.1 % (15.6–29.7) | 22.2 % (14.5–31.7) |
| 76–100 % | 1.5 % (0.4–3.9) | 1.4 % (0.2–4.9) | 2.0 % (0.3–7.1) |
- a
-
Results are expressed as % (95 % Confidence Intervals).
- b
-
P values were non-significant for all comparisons of responses between General Practitioners and Internal Medicine physicians.
Table 3. Reported physicians’ interaction with their patients regarding management of dyslipidemia.a
| Question | All participants (n = 261) | General Practitionersb (n = 145) | Internal Medicineb (n = 99) |
|---|---|---|---|
| 1. How important do you consider patient compliance with statin therapy? | |||
| Very important | 77.4 % (71.8–82.3) | 75.9 % (68.1–82.6) | 81.8 % (72.8–88.9) |
| Moderately important | 22.2 % (17.3–27.8) | 23.5 % (16.8–31.2) | 18.2 % (11.2–27.2) |
| Important | 0.4 % (0.0–2.1) | 0.7 % (0.0–3.8) | 0.0 % (0.0–3.7) |
| 2. How much time do you spend educating your patients about treatment for dyslipidemia? | |||
| More than 15 min | 44.4 % (38.3–50.7) | 46.9 % (38.6–55.4) | 41.4 % (31.6–51.8) |
| 10–15 min | 32.6 % (26.9–38.6) | 27.6 % (20.5–35.6) | 37.4 % (27.9–47.7) |
| 5–9 min | 11.5 % (7.9–16.0) | 14.5 % (9.2–21.3) | 8.1 % (3.6–15.3) |
| Less than 5 min | 11.5 % (7.9–16.0) | 11.0 % (6.4–17.3) | 13.1 % (7.2–21.4) |
| 3. Do you provide your patients with written information about statin therapy? | |||
| Yes | 52.5 % (46.2–58.7) | 58.6 % (50.2–66.7) | 47.5 % (37.3–57.8) |
| No | 47.5 % (41.3–53.8) | 41.4 % (33.3–49.9) | 52.5 % (42.2–62.7) |
| 4. What are the most common questions patients ask you about statins? | |||
| Adverse reactions | 88.5 % (84.0–92.1) | 84.8 % (77.9–90.2) | 93.9 % (87.3–97.7) |
| Duration of treatment | 81.2 % (76.0–85.8) | 82.8 % (75.6–88.5) | 82.8 % (73.9–89.7) |
| Administration mode | 44.1 % (37.9–50.3) | 42.1 % (33.9–50.5) | 45.5 % (35.4–55.8) |
| 5. How do you address your patients’ concerns about the side effects of statins? | |||
| Encourage communication | 65.5 % (59.4–71.3) | 65.5 % (57.2–73.2) | 64.7 % (54.4–74.0) |
| Provide information | 92.7 % (88.9–95.6) | 95.9 % (91.2–98.5) | 89.9 % (82.2–95.1) |
| Discuss alternatives | 26.4 % (21.2–32.2) | 30.3 % (23.0–38.5) | 19.2 % (12.0–28.3) |
| Others | 0.4 % (0.0–2.1) | 0.7 % (0.0–3.8) | 0.0 % (0.0–3.7) |
- a
-
Results are expressed as % (95 % Confidence Intervals).
- b
-
P values were non-significant for all comparisons of responses between General Practitioners and Internal Medicine physicians.
4. Discussion
Financial disclosure
Declaration of competing interest
Appendix A. Supplementary data
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