TABLE 2.
Characteristics of Included Studies and Interventions (14 Comparator Studies)
| Study characteristics | |
|---|---|
| Publication year | |
| 1990 to 1999 | 0 (0) |
| 2000 to 2009 | 9 (64) |
| 2010 to 2012 | 5(36) |
| Unpublished | 0 (0) |
| Main study location | |
| Europe | 9 (64) |
| North America* | 5(36) |
| Single-study center | |
| Single | 10 (71) |
| Multiple | 4(29) |
| Sample size | |
| 0 to 99 | 8 (57) |
| 100 to 999 | 5(36) |
| ≥1,000 | 1 (7) |
| Duration of latest follow-up, weeks | |
| HRQoL outcomes | 33 (26-104) |
| Exercise capacity outcomes | 26 (9-520) |
| Intervention characteristics | |
| Intervention type | |
| Exercise-only programs | 9 (64) |
| Comprehensive programs | 5(36) |
| Type of exercise | |
| Aerobic exercise only | 10 (71) |
| Aerobic plus resistance training | 4(29) |
| Dose of intervention | |
| Duration of intervention, weeks | 24 (4-120) |
| Frequency, sessions per week | 3 (2-7) |
| Length of exercise session, min | 30 (15-60) |
| Exercise intensity, range | 40% to 70% peak Vo2 11 to 15 Borg rating |
| Setting | |
| Center-based only | 9 (64) |
| Home-based only | 5(36) |
Values are n (%), median (range), or range.
*
HF-ACTION study (24) was categorized as North America but was also delivered to a small number of patients in France.
HRQoL = health-related quality-of-life; peak Vo2 = peak oxygen uptake.