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epidemiology

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  1. epidemiology

  2. General

  3. Pain in Past Month Among Adults 20+, 1999–2002 0 Age 20-44 years 45-54 years 65 years and over Sex Men Women 0 10 20 30 40 50 Percent Data from the National Health and Nutrition Examination Survey. National Center for Health Statistics. Health, United States, 2006 with Chartbook on Trends in the Health of Americans. Hyattsville, MD: 2006.

  4. Pain Duration Among Adults* <1month 1year or more <1month <1month 1year or more 1year or more 1-3months 1-3months 3 months- 1 year 3 months- 1 year 1-3months 3 months- 1 year 20-44 years 45-64 years 65 years and over *Adults aged 20 years and older, 1999–2002 data National Center for Health Statistics. Health, United States, 2006 with Chartbook on Trends in the Health of Americans. Hyattsville, MD: 2006.

  5. Prevalence of Acute Pain • Lifetimeprevalence in general population: • Approaches 100% for acute pain leading to use of analgesics1 • Emergency room patients: • Pain accounts for >2/3 of emergency room visits2 • Hospitalizedpatients: • >50% report pain3 1. Diener HC et al. J Headache Pain 2008; 9(4):225-31; 2. Todd KH, Miner JR. In: Fishman SM et al (eds). Bonica’s Management of Pain. 4th ed. Lippincott, Williams and Wilkins; Philadelphia, PA: 2010; 3. Dix P et al. Br J Anaesth 2004; 92(2):235-7.

  6. Prevalence of Chronic Pain in the General Population 17–46% Blyth FM et al. Pain 2001; 89(2-3):127-34; ; Breivik H et al. Eur J Pain 2006; 10(4):287-333; Elliott AM et al. Lancet 1999; 354(9186):1248-52; Eriksen J et al. Pain 2003; 106(3):221-8

  7. Prevalence of Chronic Pain Tsang A et al. J Pain 2006; 9(10):883-91.

  8. Neuropathic Pain is Prevalent Across a Range of Different Conditions % affected by peripheral neuropathic pain Condition % affected by centralneuropathic pain 11–26%1 Diabetes Stroke 8%9 ~33%2 Cancer Spinal cord injury 75%10 35–53%3–5 HIV Multiple sclerosis ~55%11 20–43% of mastectomy patients6,7 Post-surgical Up to 37%8 Chronic low back pain 7–27% of patients with herpes zoster1 Postherpeticneuralgia HIV = human immunodeficiency virus 1. Sadosky A et al. Pain Pract 2008; 8(1):45-56; 2. Davis MP, Walsh D. Am J Hosp Palliat Care 2004; 21(2):137-42; 3. So YT et al.Arch Neurol 1988; 45(9):945-8; 4. Schifitto G et al.Neurology 2002; 58(12):1764-8; 5. Morgello S et al.Arch Neurol 2004; 61(4):546-51; 6. Stevens PE et al.Pain 1995; 61(1):61-8; 7. Smith WC et al.Pain 1999; 83(1):91-5; 8. FreynhagenRet al.Curr Med Res Opin 2006; 22(10):1911-20; 9. Andersen G et al.Pain 1995; 61(2):187-93; 10. Siddall PJ et al.Pain. 2003; 103(3):249-57; 11. Rae-Grant AD et al.MultScler 1999; 5(3):179-83.

  9. 5–20% of the General Population May Suffer from Neuropathic Pain Summary of Selected Prevalence Studies Adapted from: Bouhassira D et al. Pain 2008; 136(3):380-7; de Moraes Vieira EB et al. J Pain Symptom Manage 2012; 44(2):239-51; Elzahaf RA et al. Pain Pract 2013; 13(3):198-205; Harifi G et al. Pain Med 2013; 14(2):287-92; Ohayon MM, Stingl C. Psychiatr Res 2012;46(4):444-50;Torrance N et al. J Pain 2006;7(4):281-9; Toth C et al. Pain Med 2009; 10(5):918-29;

  10. How common is central sensitization/ dysfunctional pain? ~40% of adults suffer from chronic pain1 17–35% of chronic pain patients suffer fromgeneralized hypersensitivity and conditioned pain modulation2 1. Tsang A et al. J Pain 2006; 9(10):883-91; 2. Schliessbach J et al. Eur J Pain 2013; 17(10):1502-10.

  11. Summary

  12. Epidemiology: Summary • Acute and chronic pain are extremely common worldwide • Prevalence of chronic pain is generally higher in women • Mean duration of pain is longer in older individuals