Table 1

Baseline characteristics

All (n = 629)Male (n = 207)Female (n = 422)
Age (years)*43.7 (9.5)46.5 (9.4)42.3 (9.2)
Body mass index (kg/m2)24.9 (3.3)25.9 (3.2)24.4 (3.2)
Motivation
 Health-oriented439 (69.8%)144 (69.6%)295 (69.9%)
 Personal performance190 (30.2%)63 (30.4%)127 (30.1%)
Not previously active*280 (44.5%)118 (57.0%)162 (38.4%)
Previously active*349 (55.5%)89 (43.0%)260 (61.6%)
 Hours per week (n=349)2.4 (1.7)2.7 (1.8)2.3 (1.7)
No previous running experience199 (31.6%)56 (27.1%)143 (33.9%)
Restarting running275 (43.7%)100 (48.3%)175 (41.5%)
Already participating in running155 (24.6%)51 (24.6%)104 (24.6%)
 Previous weekly running frequency (n=155)2.3 (0.7)2.4 (0.9)2.2 (0.6)
 Previous running hours per week (n=155)1.2 (0.8)1.5 (1.0)1.1 (0.7)
Previous injury of lower extremity
 No previous injury230 (36.6%)66 (31.9%)164 (38.9%)
 <1 year186 (29.6%)55 (26.6%)131 (31%)
 ≥1 year213 (33.9%)86 (41.5%)127 (30.1%)
  • Values are mean (SD) or n (%).

  • * Significant difference between male and female, p<0.05.