Table 2 Comparison of training characteristics and acute chronic workload ratio (ACWR) by registered distance
Total | 10 km | 21 km | 42 km | |||||
|---|---|---|---|---|---|---|---|---|
n = 868 | n = 283 | n = 451 | n = 134 | |||||
Hours of running training (h/week)a | 4 | (3–6) | 3 | (2–4) | 4 | (3–6) | 5.5 | (4–7) |
Frequency of running training | 3 | (3, 4) | 3 | (2, 3) | 3 | (3, 4) | 4 | (3–5) |
Chronic volume (km/week)c | 24 | (15.3–38.5) | 14.5 | (9.8–21.3) | 27.3 | (19–37.3) | 50.5 | (37.5–63.8) |
Week 1 | 20 | (12–37.5) | 13 | (8–20) | 22 | (15–37) | 47 | (34–65) |
Week 2 | 20 | (10–36.5) | 12 | (6–20) | 22 | (12–36) | 48.5 | (30–63) |
Week 3 | 20 | (10–35) | 12 | (7–20) | 22 | (15–35) | 44 | (21–60) |
Week 4 | 15 | (9–25) | 10 | (6–17) | 15 | (10–25) | 20 | (10–30) |
Acute volume (km/week)c | 35 | (25–51) | 20 | (16–27) | 36 | (31–46) | 62 | (52–72) |
ACWR | 1.4 | (1.2–1.7) | 1.5 | (1.2–1.8) | 1.4 | (1.2–1.7) | 1.3 | (1.1–1.5) |
ACWR category | ||||||||
< 0.85 | 40 | (4.6) | 22 | (7.8) | 15 | (3.3) | 3 | (2.2) |
0.85–1.35 | 344 | (39.6) | 91 | (32.2) | 178 | (39.5) | 75 | (56) |
> 1.35 | 484 | (55.8) | 170 | (60.1) | 258 | (57.2) | 56 | (41.8) |