SHIM scoring
| Score | Severity |
|---|
| 22–25 | No erectile dysfunction |
| 17–21 | Mild |
| 12–16 | Mild to moderate |
| 8–11 | Moderate |
| 5–7 | Severe |
Why it matters
Erectile dysfunction can be an early marker of cardiovascular disease. Check blood pressure, QRISK3, HbA1c and lipids.
Check a morning testosterone if libido is low or a PDE5 inhibitor has not worked. A PDE5 inhibitor is first line unless contraindicated, for example with nitrates.
Frequently asked questions
What is a normal SHIM score?
22 to 25 means no erectile dysfunction.
Is SHIM the same as IIEF-5?
Yes. SHIM is the five-item version of the International Index of Erectile Function.
What tests should accompany ED?
BP, QRISK3, HbA1c, lipids, and morning testosterone where indicated.
References
- Rosen RC, Cappelleri JC, Smith MD, et al. Development and evaluation of an abridged, 5-item version of the IIEF. Int J Impot Res 1999;11(6):319–26.
- British Society for Sexual Medicine. Guidelines on the management of erectile dysfunction in men.
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