Table V.
Ergonomic Solutions Ratings
| Ergonomic Solutions (N=16) | Locus of Control | Adoption | Solution matrix group | Criterion for Adoption
|
Total facilitator count | Total barrier count | |||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Relative Advantage* | Usability | Compatibility* | Complexity | Trialability* | Observability** | ||||||
| Always Adopted (n=2) | |||||||||||
| Power crimper | C | A | II | + | 6 | 0 | + | + | + | 6 | 0 |
| Pry bar – extended | W | A | II | + | 6 | 0 | + | + | + | 6 | 0 |
| Intermittently Adopted (n=10) | |||||||||||
| Grout sponge roller basin | W | I | II | + | 0 | 0 | + | + | + | 6 | 0 |
| Electric carpet puller | C | I | II | + | 6 | 0 | + | + | + | 6 | 0 |
| Carpet puller – manual | W | I | II | + | 6 | 0 | + | + | + | 6 | 0 |
| Positioners for work tasks | W | I | I/II | + | 6 | 2 | + / − | + | + | 6 | 2 |
| Overhead drill press | C | I | II | + / − | 6 | 2 | + | + | + | 6 | 2 |
| Various rolling carts | C | I | IV | + / − | 6 | 3 | + / − | + | + | 6 | 3 |
| Power shears / snips | C | I | II | + | 5 | 1 | + | + | + | 5 | 1 |
| Custom fit knee & shin pads | W | I | I | + | 5 | 1 | + | − | + | 5 | 1 |
| Ride-on scraper | C | I | II | + | 4 | 2 | − | + | + | 4 | 2 |
| Vibration dampening gloves | W | I | I | + | 4 | 2 | − | + | + | 4 | 2 |
| Rarely Adopted (n=2) | |||||||||||
| Knee pad with body support | W | R | II | + / − | 4 | 3 | + | − | + | 4 | 3 |
| 3D Laser Scanning | C | R | III | + / − | 3 | 5 | − | − | + | 3 | 5 |
| Not Adopted (n=2) | |||||||||||
| Stand up trowel | W | N | II | + / − | 4 | 4 | + | − | + | 4 | 4 |
| Rolling chest support | W | N | II | − | 2 | 4 | − | − | + | 2 | 4 |
+ = Facilitators, − = Barriers, W=Worker, C=Contractor, A=Always used, I=Intermittently used, R=Rarely used, N=Not used
*
chi-square test, p<0.05,
**
no test of association