Table 4.
Multimorbidity prevalence by age group
| Study | Year | Age band (years) | Prevalence of multimorbidity | ||
| n/N | % (95% CI)* | ||||
| Population-based surveys | Afshar et al32‡ | 2003 | Overall (18+) | – | 11.2 (9.8 to 12.5) |
| Garin et al33 | 2007/8 | Overall (50+) | 2376/3747† | 63.4 | |
| Weimann et al34 | 2008 | Overall (15+) | – | 2.7 (2.5 to 3.0) | |
| 2012 | Overall (15+) | – | 2.8 (2.6 to 3.1) | ||
| Cross-sectional study (community based) | Ghose et al35 | 2010 | Overall (50+) | 130/422 | 30.8 |
| Chang et al37 | 2014/15 | Overall (40+) | 2700/3889 | 69.4 | |
| Sharman et al38 | 2009 | Overall (18+) | – | 8.4 | |
| 2015 | Overall (40+) | – | 18.4 | ||
| 2015 | Overall (18+) | – | 13.2 | ||
| Cross-sectional study (health facility based) | Lalkhen et al39 | 2010 | Overall (mean age§) | 2806/5793 | 48.4 |
| Roche and De Vries40 | 2015 | Overall (mean age 49 years) | 371/427 | 87.0 | |
| Routine health information systems | Oni et al41 | 2012/13 | Overall (18+) | 3246/14 364 | 22.6 |
*Not all studies reported a 95% CI and there was insufficient information to calculate this.
†Estimated from available information.
‡Reports a standardised multimorbidity prevalence.
§Mean age of patients with osteoarthritis (56.9 years), COPD (56.8 years), diabetes (56.6 years), hypertension (56.4 years), asthma (45.5 years), epilepsy (37.9 years).
COPD, chronic obstructive pulmonary disease.