Baseline characteristics of runners in a study group at 18th Ljubljana Marathon (N=697)_
| Variable | Analyzed group |
|---|---|
| (n=697) | |
| Gender | |
| Females vs. Males | 340 (49%) / 357 (51%) |
| Age (mean±SD) | 42±11 years (14 to 68 years) |
| 10-19 years | 9 (1%) |
| 20-29 years | 94 (13%) |
| 30-39 years | 184 (26%) |
| 40-49 years | 247 (35%) |
| 50-59 years | 121 (17%) |
| 60-69 years | 42 (6%) |
| BMI (mean±SD) | 23.1±2.6 kg/m2 (16.9 to 38.1 kg/m2) |
| <25 | 545 (78%) |
| ≥25 | 152 (22%) |
| Running distance at the 18th Ljubljana Marathon | |
| Full marathon | 132 (19%) |
| Half-marathon | 412 (60%) |
| 10 km | 143 (21%) |
| Life-time running injury prevalence (more than 2 week absence) | |
| None | 322 (46%) |
| Rarely | 328 (47%) |
| Occasionally | 31 (4%) |
| Often | 16 (2%) |
| Running injury body regions | 30% knee / 24% ankle and Achilles’ / 15% foot / 12% lower leg / 9% thigh / 8% lower back / 6% hip / 2% pelvis / 1% shoulder / 1% neck / 1% chest |
| Previous season running injury incidence | |
| None | 452 (65%) |
| Minor (2 week absence) | 131 (19%) |
| Moderate (3–4 weeks absence) | 66 (10%) |
| Severe (more than 4 week absence) | 48 (7%) |
| Running experience | |
| Less than 1 year | 52 (8%) |
| 1–3 years | 213 (30%) |
| 4–10 years | 293 (42%) |
| More than 10 years | 139 (20%) |
| Running distance per week | |
| Less than 10 km | 46 (7%) |
| 11 to 20 km | 167 (24%) |
| 21 to 30 km | 237 (34%) |
| 31 to 50 km | 170 (24%) |
| More than 50 km | 77 (11%) |
| Other sport activities participation | |
| Yes vs. No | 606 (87%) / 91 (13%) |
| Previous injury | |
| Yes vs. No | 387 (56%) / 310 (44%) |
| Barefoot running | |
| Yes vs. No | 89 (13%) / 608 (87%) |
Risk factors for running related injuries incidence among participants of 18th Ljubljana Marathon (N=697)_
| Variable | No injuries (NI) | Occasional injuries | Recurrent injuries | OI+RI | significant differences are given for the whole body, unless otherwise stated. |
|---|---|---|---|---|---|
| (N=322) | (OI) (N=328) | (RI) (N=47) | (N=375) | p-value; ß- factor | |
| Gender | |||||
| Females | 189 (59%) | 138 (42%) | 13 (28%) | 151 (40%) | 0.006; 0.497 |
| Males | 133 (41%) | 190 (58%) | 34 (72%) | 224 (60%) | |
| Age (mean±SD) | 41 years (11) | 42 years (11) | 44 years (10) | 42 years (11) | Lower leg only: 0.000; 0.947 |
| BMI (mean±SD) | 23 kg/m2 (2.7) | 23.1 kg/m2 (2.6) | 23.8 kg/m2 (2.3) | 23,2 kg/m2 (2.6) | ns |
| <25 kg/m2 | 246 (76%) | 263 (80%) | 36 (77%) | 299 (80%) | ns |
| ≥25 kg/m2 | 76 (24%) | 65 (20%) | 11(23%) | 76 (20%) | |
| Running experience | |||||
| Less than 1 year | 40 (12%) | 9 (3%) | 3 (6%) | 12 (3%) | ns |
| 1 to 3 years | 109 (34%) | 99 (30%) | 5 (11%) | 104 (28%) | 0.007; 0.348 |
| 4 to 10 years | 118 (37%) | 157 (48%) | 18 (38%) | 175 (47%) | ns |
| More than 10 years | 55 (17%) | 63 (19%) | 21 (45%) | 84 (22%) | ns |
| Running distance per week | |||||
| Less than 10 km | 29 (9%) | 13 (4%) | 4 (9%) | 17 (5%) | ns |
| 11 to 20 km | 91 (28%) | 69 (21%) | 7 (15%) | 76 (20%) | ns |
| 21 to 30 km | 112 (35%) | 116 (35%) | 9 (19%) | 125 (33%) | Foot only: 0.038; 0.453 |
| 31 to 50 km | 62 (19%) | 90 (28%) | 18 (38%) | 108 (29%) | Foot only: 0.036; 0.480 |
| More than 50 km | 28 (9%) | 40 (12%) | 9 (19%) | 49 (13%) | ns |
| Other sports activities | |||||
| Yes | 282 (88%) | 284 (87%) | 40 (85%) | 324 (86%) | ns |
| No | 40 (12%) | 44 (13%) | 7 (15%) | 51 (14%) | |
| Previous injury | |||||
| Yes | 215 (67%) | 156 (48%) | 16 (34%) | 172 (46%) | 0.000; 1.78 |
| No | 107 (33%) | 172 (52%) | 31 (66%) | 203 (54%) | |
| Barefoot Running | |||||
| Yes | 31 (10%) | 51 (16%) | 7 (15%) | 58 (15%) | Lower leg only: 0.035; |
| No | 291 (90%) | 277 (84%) | 40 (85%) | 317 (85%) | 0.523 |
Risk factors for running related injuries prevalence among participants of 18th Ljubljana Marathon (N=697)_
| Variable | No injuries (NI) | Minor injuries | Major injuries (MaI) | Mil+Mal | Nl:Mil+Mal; |
|---|---|---|---|---|---|
| (N=452) | (MiI) (N=131) | (N=114) | (N=245) | p-value; ß-factor | |
| Gender | |||||
| Females | 232 (51%) | 59 (45%) | 49 (43%) | 108 (44%) | ns |
| Males | 220 (49%) | 72 (55%) | 65 (57%) | 137 (56%) | |
| Age (mean±SD) | 42 years (11) | 41 years (10) | 43 years (11) | 42 years (11) | ns |
| BMI (mean±SD) | 22.9 kg/m2 (2.5) | 23.5 kg/m2 (2.9) | 23.2 kg/m2 (2.7) | 23.4 kg/m2 (2.8) | 0.036; 1.057 |
| <25 kg/m2 | 365 (81%) | 93 (71%) | 87 (76%) | 180 (73%) | 0.028 |
| ≥25 kg/m2 | 87 (19%) | 38 (19%) | 27 (24%) | 65 (27%) | |
| Running experience | |||||
| Less than 1 year | 40 (9%) | 7 (5%) | 5 (4%) | 12 (5%) | ns |
| 1 to 3 years | 141 (31%) | 44 (34%) | 28 (25%) | 72 (30%) | |
| 4 to 10 years | 177 (39%) | 62 (47%) | 54 (47%) | 116 (47%) | |
| More than 10 years | 94 (21%) | 18 (14%) | 27 (24%) | 45 (18%) | |
| Running distance per week | |||||
| less than 10 km | 33 (7%) | 8 (6%) | 5 (4%) | 13 (5%) | ns |
| 11 to 20 km | 112 (25%) | 25 (19%) | 30 (26%) | 55 (22%) | |
| 21 to 30 km | 157 (35%) | 47 (36%) | 33 (29%) | 80 (33%) | |
| 31 to 50 km | 102 (22%) | 39 (30%) | 29 (26%) | 68 (28%) | |
| More than 50 km | 48 (11%) | 12 (9%) | 17 (15%) | 29 (12%) | |
| Running on official event | |||||
| First time | 89 (20%) | 18 (14%) | 16 (14%) | 34 (14%) | ns |
| One to five times | 221 (49%) | 80 (61%) | 58 (51%) | 138 (56%) | |
| Six to ten times | 76 (17%) | 18 (14%) | 17 (15%) | 35 (14%) | |
| More than ten times | 66 (14%) | 15 (11%) | 23 (20%) | 38 (16%) | |
| Preparation for marathon | |||||
| No special training | 46 (10%) | 6 (4%) | 10 (9%) | 16 (7%) | ns |
| Training alone | 262 (58%) | 81 (62%) | 62 (54%) | 143 (58%) | |
| Supervised formal training | 94 (21%) | 26 (20%) | 27 (24%) | 53 (22%) | |
| Self-organized informal group | 44 (10%) | 17 (13%) | 14 (12%) | 31 (13%) | |
| Official running club | 6 (1%) | 1 (1%) | 1 (1%) | 2 (1%) | |
| Other sports activities | |||||
| Yes | 392 (87%) | 114 (87%) | 100 (88%) | 214 (87%) | ns |
| No | 60 (13%) | 17 (13%) | 14 (12%) | 31 (13%) | |
| Barefoot Running | |||||
| Yes | 57 (13%) | 19 (15%) | 13 (11%) | 32 (13%) | ns |
| No | 395 (87%) | 112 (85%) | 101 (89%) | 213 (87%) | |