Table 3.
Exercise parameters of frequency, intensity, and duration by individual study
| Study | Frequency, No./wk | Intensity | Duration, wk | Improved strength |
|---|---|---|---|---|
| Broekmans et al,22 2011 | 2–3 | 10–15 reps of 50%–60% 1RM | 20 | Yes |
| Dalgas et al,20 2009 | 2 | 3–4 sets of 8–12 reps at 8–15 RM | 12 | Yes |
| Dodd et al,23 2011 | 2 | 2 sets,10–12RM | 10 | Yes |
| Eftekhari et al,28 2012 | 3 | 3× 5–12 reps, 50%–70% MVC | 8 | Yesa |
| Frevel and Mäurer,29 2015 | 2 | 2–3 sets of 8–15 reps, 11–14 of 20 on Borg scale | 12 | No |
| Harvey et al,24 1999 | 2b | 5 sets of 10, standard weight for group | 8 | No |
| Hayes et al,30 2011 | 3 | 5–14 min, 7–13 of 20 on Borg scale | 12 | Yesa |
| Kjølhede et al,25 2015 | 2 | 3–5 sets, 6–15RM | 24 | Yes |
| Learmonth et al,31 2012 | 2 | 1 min per exercise, no specific intensity | 12 | No |
| Manca et al,26 2017 | 3 | 3 sets of 4 reps at maximal effort | 6 | Yesa |
| Moradi et al,27 2015 | 3 | 1 set of 6–15 reps, 50%–80% | 8 | Yes |
| Romberg et al,21 2004 | 3–4 | 2 sets of 10–15 reps, resistance increased at week 15 | 29 | Yesa |
| Sangelaji et al,32 2006 | 3 | 3 sets of 10 reps, 50%–70% 1RM | 8 | Yes |
Abbreviations: 1RM, one-repetition maximum; MVC, maximum voluntary contraction; reps, repetitions; RM, repetition maximum.
aWithin-group strength improvements only.
bData are given as number of times per day.