Mean results and standard deviations and indices of statistical significance of differences between the physical fitness test results in the groups of firefighters involved and those not involved in additional physical activity
| Physical fitness test | People involved in additional physical activity | People not involved in additional physical activity | Z | p |
|---|---|---|---|---|
| Handgrip strength [N] | 1054.30±166.43 | 1028.19±162.28 | -0.653 | s.i. |
| Pull-ups [repetitions] | 10.21±5.70 | 4.29±4.46 | -3.326 | * |
| Sit-ups [repetitions] | 56.00±16.40 | 35.80±14.10 | -3.878 | ** |
| Endurance shuttle run [number of sections] | 71.03±21.10 | 46.94±15.25 | -3.876 | ** |
| Standing long jump [m] | 2.42±0.23 | 2.13±0.23 | -4.019 | ** |
| Medicine ball throw with both hands from the chest [m] | 8.27±1.28 | 7.09±1.06 | -3.130 | * |
| Back medicine ball throw with both hands [m] | 12.46±1.74 | 10.99±1.77 | -2.842 | * |
| Bent arm hang [s] | 28.46±13.62 | 19.38±12.71 | -2.166 | * |
| 10 x 5 m shuttle run [s] | 17.59±0.75 | 18.50±1.14 | -3.145 | * |
| 4 x 10 m shuttle run [s] | 10.80±0.57 | 11.53±0.62 | -4.012 | ** |
| 50 m run [s] | 7.39±0.51 | 7.99±0.58 | -3.685 | ** |
| 1000 m run [s] | 232.15±33.15 | 276.96±37.95 | -3.974 | ** |
Correlations of age and BMI with the results obtained in physical fitness tests of firefighters (the Spearman’s rank correlation coefficient)
| Physical fitness test | Age (years) | BMI (kg/m2) | |
|---|---|---|---|
| Handgrip strength [N] | r | 0.083 | 0.148 |
| p | s.i. | s.i. | |
| Pull-ups [repetitions] | r | -0.625 | -0.535 |
| p | * | * | |
| Sit-ups [repetitions] | r | -0.768 | -0.627 |
| p | * | * | |
| Endurance shuttle run [number of sections] | r | -0.512 | -0.493 |
| p | * | * | |
| Standing long jump [m] | r | -0.614 | -0.513 |
| p | * | * | |
| Medicine ball throw with both hands from the chest [m] | r | -0.479 | -0.129 |
| p | * | s.i. | |
| Back medicine ball throw with both hands [m] | r | -0.396 | -0.043 |
| p | * | s.i. | |
| Bent arm hang [s] | r | -0.478 | -0.618 |
| p | * | * | |
| 10 x 5 m shuttle run [s] | r | 0.487 | 0.377 |
| p | * | * | |
| 4 x 10 m shuttle run [s] | r | 0.570 | 0.441 |
| p | * | * | |
| 50 m run [s] | r | 0.590 | 0.543 |
| p | * | * | |
| 1000 m run [s] | r | 0.569 | 0.504 |
| p | * | * |
Mean results and standard deviations and indices of statistical significance of differences between the physical fitness test results for the firefighters who had and those who had not suffered from injuries
| Physical fitness test | People after injuries (n=x) | People without previous injuries | Z | p |
|---|---|---|---|---|
| Handgrip strength [N] | 1059.21±183.87 | 1035.79±138.76 | -0.067 | s.i. |
| Pull-ups [repetitions] | 8.27±6.01 | 10.12±5.78 | -1.387 | s.i. |
| Sit-ups [repetitions] | 48.81±17.35 | 56.18±17.83 | -1.536 | s.i. |
| Endurance shuttle run [number of sections] | 63.45±24.57 | 69.00±18.78 | -1.159 | s.i. |
| Standing long jump [m] | 2.33±0.28 | 2.40±0.23 | -0.985 | s.i. |
| Medicine ball throw with both hands from the chest [m] | 8.06±1.42 | 7.97±1.21 | -0.005 | s.i. |
| Back medicine ball throw with both hands [m] | 12.44±1.93 | 11.80±1.66 | -1.416 | s.i. |
| Bent arm hang [s] | 23.98±13.72 | 30.00±13.46 | -1.677 | s.i. |
| 10 x 5 m shuttle run [s] | 17.87±1.01 | 17.66±0.79 | -0.862 | s.i. |
| 4 x 10 m shuttle run [s] | 11.09±0.68 | 10.76±0.57 | -2.237 | * |
| 50 m run [s] | 7.62±0.61 | 7.38±0.50 | -1.677 | s.i. |
| 1000 m run [s] | 247.35±41.40 | 234.02±33.77 | -1.359 | s.i. |