Table 5.
Kansas City Cardiomyopathy Questionnaire overall summary scores in comparable studies of outpatient heart failure patients
| Study | Heidenreich et al.10 | Chan et al.38 | Network of Nurses of GISSI‐HF and Di Giulio40 | Sawadogo et al.43 | ICE‐HF |
|---|---|---|---|---|---|
| Country | USA | International | Italy | Belgium | Iceland |
| Year of data collection | Not reported | 1999–2001 | 2003–2005 | 2008–2010 | 2014 |
| KCCQ OSS quartiles | |||||
| Worst < 25 | 9% | 3.9% | 3.1% | 22.3% | 8.9% |
| Poor 25–49 | 25% | 17.3% | 12.6% | 31.5% | 24.2% |
| Fair 50–74 | 34% | 33.6% | 28.2% | 27.3% | 34.6% |
| Good 75–100 | 33% | 45.2% | 56.1% | 18.9% | 32.3% |
KCCQ, Kansas City Cardiomyopathy Questionnaire; OSS, overall summary score.