Table 2.
Principal components analysis (PCA): main results on the ratings given in the Likert scale (scores 1–5). Componential weights {correlations between the original variables (22 items) and PC} varimax rotation
| Items | Componential weights varimax rotated |
||
|---|---|---|---|
| 1 | 2 | 3 | |
| He believes that ear protectors are useful protection | 0.759 | 0.228 | −0.110 |
| He uses ear protectors during noisy working | 0.756 | 0.060 | 0.063 |
| During his employment how often he applied the concepts learned in the courses | 0.718 | 0.242 | 0.139 |
| He observes the information on the product label during the use of fertilizers and pesticides | 0.705 | 0.045 | −0.131 |
| He wears gloves when using portable equipment (brush cutter, chainsaw...) | 0.662 | −0.124 | 0.204 |
| He considers it is necessary, when working alone, to have a medication package (first aid) | 0.452 | 0.354 | 0.281 |
| He considers the maintenance of machinery and equipment for reducing vibration is useful | 0.387 | 0.127 | 0.124 |
| He considers the tractor roll-bar useful | −0.048 | 0.729 | 0.081 |
| He considers it necessary to have a communication device for any emergency cases | 0.114 | 0.646 | 0.171 |
| He considers that a correct posture decreases possible problems for the musculoskeletal system | 0.154 | 0.616 | −0.044 |
| He considers significant vibrations (oscillations, shaking) in agriculture | 0.068 | 0.596 | 0.326 |
| He considers it useful to adjust the seat with the specially provided lever or knob, according to his weight | 0.244 | 0.552 | 0.053 |
| He considers it useful attendance training courses | 0.463 | 0.481 | −0.195 |
| He believes that the risk due to noise is significant in agricultural sector | 0.429 | 0.441 | 0.204 |
| Considering his recurring most uncomfortable working, how much he believes his posture is correct | 0.104 | 0.430 | 0.155 |
| He considers that the tractor can overturn when working on sloping ground | −0.056 | 0.406 | 0.313 |
| He believes that jobs requiring frequent use of the upper limbs may cause disease | −0.102 | 0.125 | 0.743 |
| Assuming having to load fruit boxes on a trailer, how much he considers the job heavy/tiring | 0.128 | 0.169 | 0.609 |
| How often masks are worn during the use of machinery and equipment | 0.335 | −0.217 | 0.580 |
| He considers it useful to use protections for health | 0.508 | 0.112 | 0.532 |
| He considers the use of seat belts when the tractor is equipped with a roll-bar necessary | 0.213 | 0.203 | 0.529 |
| He considers that the gloves are useful protection from vibration | −0.119 | 0.203 | 0.479 |