Table 3. Exercise attendance at the fitness club divided into physical test battery and control group after three and 12 months of fitness club membership, and throughout the follow-up period. Exercise attendance Three months 12 months Exercise attendance throughout the follow-up period* Physical test battery (n = 87) Control group (n = 120) Physical test battery (n = 64) Control group (n = 96) Physical test battery (n = 56) Control group (n = 96) n % n % n % n % n % n % Regular exercise attendance (≥two sessions/week) 45 51.7 68 56.7 27 42.2 36 37.5 11 19.6 19 19.8 Non-regular exercise attendance (≥one session/week) 23 26.4 20 16.7 15 23.4 27 28.1 43 76.8 70 72.9 Drop-out (no exercise) 19 21.8 32 26.7 22 34.4 33 34.4 2 3.6 7 7.3 *Participants who underwent the physical test battery and controls answering the questionnaire at both onset, 3 and 12 months follow-up. There