Table 2.
Personal characteristics and running characteristics in runners with and without current or past tendinopathy
| Men (n=891) | Women (n=1095) | |||||
| No LLT (n=530) | LLT (n=361) | P value* | No LLT (n=767) | LLT (n=328) | P value* | |
| Age, years | 45 (36–56) | 51 (40–58) | <0.001 | 41 (31–51) | 47 (34–54) | <0.001 |
| BMI, kg/m2 | 23.0 (21.5–24.5) | 22.7 (21.5–24.3) | 0.343 | 21.6 (20.2–23.3) | 21.9 (20.2–23.7) | 0.171 |
| Running level | 0.026 | 0.701 | ||||
| Beginner | 13 (3) | 3 (1) | 28 (4) | 9 (3) | ||
| Intermediate, not competitive | 381 (72) | 237 (66) | 624 (81) | 266 (81) | ||
| Competitive (in age group) | 133 (25) | 117 (32) | 110 (14) | 52 (16) | ||
| (Semi)professional | 3 (1) | 4 (1) | 5 (1) | 1 (0) | ||
| Running years | <0.001 | <0.001 | ||||
| < 1 year | 10 (2) | 2 (1) | 23 (3) | 6 (2) | ||
| 1–2 years | 49 (9) | 13 (4) | 77 (10) | 16 (5) | ||
| 3–5 years | 102 (19) | 51 (14) | 176 (23) | 63 (19) | ||
| 6–9 years | 111 (21) | 69 (19) | 178 (23) | 60 (18) | ||
| ≥ 10 years | 256 (48) | 225 (62) | 313 (41) | 183 (56) | ||
| Running, times/week | 3.0 (2.0–4.0) | 3.0 (3.0–4.0) | 0.196 | 3.0 (2.0–3.0) | 3.0 (2.0–3.0) | 0.948 |
| Running, km/week | 30 (22–48) | 35 (25–50) | 0.047 | 25 (17–40) | 25 (18–40) | 0.990 |
| Longest distance per week (km) | 16 (12–21) | 16 (12–20) | 0.943 | 12 (10–17) | 12 (10–16) | 0.848 |
| Intensity most intensive training | 0.213 | 0.531 | ||||
| Moderately intensive | 127 (24) | 70 (19) | 212 (28) | 81 (25) | ||
| Moderately intensive | 261 (49) | 181 (50) | 395 (52) | 180 (55) | ||
| Moderately intensive | 142 (27) | 110 (31) | 160 (21) | 67 (20) | ||
| Running in competitions (yes) | 415 (78) | 319 (88) | <0.001 | 156 (20) | 273 (83) | 0.170 |
| Km on current shoes | 500 (250–700) | 500 (200–700) | 0.700 | 400 (200–643) | 450 (200–689) | 0.585 |
| Main surface | 0.305 | 0.027 | ||||
| Running track | 2 (0) | 6 (2) | 10 (1) | 5 (2) | ||
| Hard surface | 326 (62) | 209 (58) | 453 (59) | 162 (49) | ||
| Soft surface | 36 (7) | 27 (8) | 68 (9) | 43 (13) | ||
| Treadmill | 2 (0) | 1 (0) | 2 (0) | 0 (0) | ||
| Various | 164 (31) | 118 (33) | 234 (31) | 118 (36) | ||
| Warming up (yes) | 322 (61) | 247 (68) | 0.050 | 472 (62) | 221 (67) | 0.156 |
| Other sports besides running in past year (yes) | 277 (52) | 182 (50) | 0.837 | 503 (66) | 235 (72) | 0.050 |
| Other sports besides running (hours per week) |
3.0 (2.0–5.0) | 3.0 (2.0–5.0) | 0.121 | 3.0 (2.0–5.0) | 3.0 (2.0–4.0) | 0.136 |
Data are presented as median (25–75th percentile) for continuous variables, and n (%) for categorical variables.
*P values were obtained with a Mann-Whitney U test for continuous variables and a Pearson χ2 test for categorical variables; statistical significance (p<0.05) is indicated in bold.
BMI, body mass index; LLT, lower limb tendinopathy.