Research Article

Translating Evidence from Dutch Exercise Oncology Trials in Patients with Breast Cancer into Clinical Practice Using the RE-AIM Framework

Table 2

Characteristics of the studies.

No.Study armsMean age (SD)Timing of the intervention and durationDescription of the intervention (FITT)a

PACT–breast cancer [17, 18]204Intervention (n = 102)
Control (usual care) (n = 102)
Intervention: 49.7 (8.2)
Control: 49.5 (7.9)
During chemotherapy and/or radiotherapy
Duration = 18 weeks
F: 2x/week
I: (i) AE: HR at or below VT
 (ii) RE: 65% of 1RM (2 × 10) towards 45% of 1RM (2 × 20)
T: 60 min
T: (i) AE: interval training of alternating intensity (25 min)
 (ii) RE: major muscle groups (25 min)

PACES-breast cancer [23, 24]230OnTrack (n = 76) supervised exercise program
Onco-move (n = 77) home-based, individualized, self-managed PA program
Control (usual care) (n = 77)
OnTrack: 49.8 (8.4)
Onco-move: 50.5 (10.1)
Usual care: 51.6 (8.8)
During chemotherapy
Duration = start in week of first chemotherapy cycle until 3 weeks after the last cycle of chemotherapy (mean = 118.6 days of length of chemotherapy)
OnTrack
F: 2x/week
I: (i) AE: 50–80% of Wmax as estimated by SRT
 (ii) RE: 70% of 1RM (2 × 12) towards 80% of 1 RM (2 × 8)
T: 60 min
T: (i) AE: min. Duration of 10 min per exercise (total 30 min)
 (ii) RE: ≥6 exercises of major muscle groups (20 min)
Onco-move
F: 1x/3 weeks + 2 weeks after start (per telephone)
I: moderate intensity–Borg 12–14
T: 30 min per day
T: activities depend on patient preference

UMBRELLA Fit [31, 32]260 (TwiCs design; n = 68 accepted the intervention)Intervention (n = 130)
Control (usual care) (n = 130)
Intervention: 58.0 (9.8)
Control: 58.3 (9.5)
After cancer treatment (except for hormonal therapy)
Duration = 12 weeks
F: 2x/week
I: (i) AE: week 1–3: 40-6-%% HRR + HRrest week 4–8: 60–70% HRR + HRrest; week 9–12 : 60–75% HRR + HRrest + interval-training
 (ii) RE: week 1–3: 1 × 20–25rep (20RM) 9 exercises week 4–12: 2 × 15–20 rep (15RM) 7 exercises
T: 60 min
T: (i) AE: gradually increase, week 1–3: 15–20 min week 4–8: 15–20 min MI & 5–10 min HI week 9–12 : 10 min moderate intensity & 10 min HIIT, 10 × 30 sec, 1 min active rest
 (ii) RE: major muscle groups

REACT [27, 28]181
Breast
HI (n = 62)
LMI (n = 62)
WLC (n = 57)
HI: 51.7 (9.5)
LMI: 51.8 (10.5)
WLC: 51.9 (8.2)
After chemotherapy
Duration = 12 weeks
HI
F: 2x/week
I: (i)AE: first 4 weeks 2 × 8 min with alternating workloads
 (ii) (30/65% MSEC) after 4 weeks 1 × 8 min interval
 (iii) Supplemented with 3 × 5 min constant workload
 (iv) (≥80% HRR)
 (v) RE: 70% 1RM (2 × 10) to 85% 1RM (2 × 10)
T: 60 min
T: (i) AE: two types of endurance interval exercises
 (ii) (week 1–4: 16 min week ≥ week 5 : 25 min)
 (iii) RE: 6 exercises of major muscle groups (25 min)
LMI:
F: 2x/week
I: (i) AE: first 4 weeks 2 × 8 min with alternating workloads
 (ii) (40/55% MSEC) after 4 weeks 1 × 8 min interval
 (iii) supplemented with 3 × 5 min constant workload
 (iv) (40–50% HRR)
 (v) RE: 40% 1RM (2 × 10) to 55% 1RM (2 × 10)
T: 60 min
T: (i)AE: two types of endurance interval exercises
 (ii) (week 1–4: 16 min week ≥ week 5 : 25 min)
 (iii) RE: 6 exercises of major muscle groups (25 min)

aComplementary to the supervised interventions, participants were encouraged to be physically active at moderate intensity for at least 30 minutes, 3–5 times per week in all trials. 1RM: one-repetition maximum; AE: aerobic exercise; FITT: frequency intensity time type; HI: high intensity; HIIT: high intensity interval training; HR: heart rate; HRR: heart rate reserve; HRrest: resting heart rate; LMI: low-to-moderate intensity; PACES: physical exercise during adjuvant chemotherapy effectiveness study; PACT: physical activity during cancer treatment; MI: moderate intensity; MSEC: maximal short exercise capacity; RE: resistance exercise; REACT: resistance and endurance exercise after chemotherapy; RM: repetition maximum; SD: standard deviation; SRT: steep ramp test; TwiCs: trials within cohorts; UMBRELLA Fit: utrecht cohort for multiple breast cancer intervention studies and long-term evaluation; VT: ventilatory threshold; WLC: wait list control; Wmax: maximal wattage.