Table 5. Incidence of chronic pain reported in other global populations.
| Author | Published | Country | Survey method | Participants | Response rate | Age | Prevalence | Definition of Chronic Pain | |
|---|---|---|---|---|---|---|---|---|---|
| Duration (months) | Pain Severity | ||||||||
| Crook J et al. [12] | 1984 | Canada | Telephone | 827 | unknown | ≥18 | 16% | – | – |
| Bowsher D et al. [1] | 1991 | UK | Telephone | 2,942 | unknown | ≥15 | 7% | 3 | – |
| Croft P et al. [13] | 1993 | UK | Postal | 1340 | 75% | 18–85 | 35% | 3 | – |
| Andersson HI et al. [2] | 1993 | Sweden | Postal | 1806 | 90% | 25–74 | 55.2% | 3 | – |
| Elliott AM et al. [14] | 1999 | UK | Postal | 3065 | 82.3% | ≥25 | 50.4% | 3 | – |
| Blyth FM et al. [15] | 2001 | Australia | Telephone | 17,543 | 70.8% | ≥16 | 18.6% | 3 | – |
| Catala E et al. [16] | 2002 | Spain | Telephone | 5,000 | 42% | 18–95 | 23.4% | 3 | – |
| Ng KF et al. [17] | 2002 | China | Telephone | 1,051 | 47.7% | ≥18 | 10.8% | 3 | – |
| Rustøen T et al. [18] | 2004 | Norway | Postal | 1,912 | 48.5% | 19–81 | 24.4% | 3 | – |
| Breivik H et al. [19] | 2006 | Europe | Telephone | 46,394 | 54% | ≥18 | 19% | 6 | ≥5 |
| Moulin DE et al. [20] | 2007 | Canada | Telephone | 2,012 | 19.1% | 18–75 | 29% | 6 | – |
| Neville A et al. [21] | 2008 | Israel | Telephone | 3,738 | 92% | ≥25 | 46% | 3 | – |
| Sá KN et al. [22] | 2008 | Brazil | Interview | 2,297 | 97.1% | ≥20 | 41.4% | 6 | – |
| Yeo SN et al. [23] | 2009 | Singapore | Telephone | 4,141 | 43.6% | 18–85 | 8.7% | 3 | ≥4 |
| Johannes CB et al. [24] | 2010 | USA | Internet | 27,035 | 75.7% | ≥18 | 30.7% | 6 | – |
| Toblin RL et al. [25] | 2011 | USA | Telephone | 4,090 | 62% | ≥18 | 26.0% | – a | – |
| Raftery MN et al. [26] | 2011 | Ireland | Postal | 1,204 | 38% | ≥18 | 36% | 3 | – |
| Nakamura M et al. [4] | 2011 | Japan | Postal | 11,507 | 60% | ≥18 | 15.4% | 6 | ≥5 |
| Azevedo LF et al. [27] | 2012 | Portugal | Telephone | 5,094 | 76% | ≥18 | 36.7% | 3 | – |
| Kurita, GP et al. [28] | 2012 | Denmark | Post or Internet | 14,925 | 60.7% | ≥16 | 26.8% | 6 | – |
| Shibata, M et al. [29] | 2014 | Japan | Interview | 927 | 46% | ≥40 | 47% | 6 | – |
A dash (–) indicates no limitation.
a Respondents answered “yes” to the question, “Do you suffer from any type of chronic pain, that is, pain that occurs constantly or flairs up frequently?”