Table 3.
Analysis of Differences of Opinion of PACS User Groups in an Intra-hospital Context
| Radiologists (n = 12) | Specialists (n = 38) | Technologists (n = 75) | Mann–Whitney | ||||
|---|---|---|---|---|---|---|---|
| Kruskal–Wallis | |||||||
| Construct variables | Mean | SD | Mean | SD | Mean | SD | Chi-squared (Asymp. sig) |
| System quality | |||||||
| Ease of use | 8.22 | 2.14 | 7.96 | 1.61 | 8.82 | 1.20 | 9.76 (p = 0.008) |
| Screen monitor quality | 8.44 | 2.15 | 7.33 | 1.81 | 8.22 | 1.51 | 10.31 (p = 0.006) |
| Integration | 7.97 | 2.26 | 6.77 | 2.27 | 8.51 | 1.71 | 13.00 (p = 0.002) |
| Reliability | 7.44 | 1.50 | 7.61 | 1.89 | 7.45 | 2.03 | 0.465 (p = 0.792) |
| Accessibility | 8.38 | 1.87 | 7.14 | 2.05 | 7.23 | 2.42 | 4.54 (p = 0.103) |
| Perceived usefulness | 8.35 | 2.08 | 7.16 | 2.23 | 8.67 | 1.25 | 14.46 (p = 0.001) |
| Response time | 7.67 | 1.64 | 6.85 | 2.12 | 7.76 | 1.87 | 6.34 (p = 0.042) |
| Overall measure | 8.08 | 1.79 | 7.34 | 1.46 | 8.13 | 1.16 | 0.892 (p = 0.640) |
| Data quality | |||||||
| Completeness | 8.42 | 2.43 | 8.74 | 1.48 | 9.21 | 1.25 | 4.99 (p = 0.082) |
| Reliability and validity | 8.38 | 2.39 | 8.54 | 1.56 | 8.96 | 1.21 | 2.00 (p = 0.369) |
| Availability | 8.33 | 2.39 | 8.32 | 2.36 | 8.93 | 1.39 | 1.65 (p = 0.439) |
| Safety | 8.30 | 2.63 | 8.34 | 1.82 | 8.34 | 1.81 | 0.152 (p = 0.927) |
| Overall measure | 8.38 | 2.39 | 8.49 | 1.50 | 8.86 | 1.15 | 10.32 (p = 0.006) |
| Quality of technical support | 7.45 | 2.57 | 7.88 | 1.62 | 9.07 | 1.36 | 21.99 (p = 0.000) |
| Use | |||||||
| Frequency | 9.33 | 2.31 | 9.16 | 1.90 | 9.62 | 1.39 | 4.74 (p = 0.09) |
| Intensity | 8.75 | 1.97 | 7.66 | 2.01 | 8.42 | 1.93 | 11.93 (p = 0.00) |
| Overall satisfaction | 8.56 | 2.35 | 8.35 | 2.26 | 9.19 | 1.07 | 3.80 (p = 0.15) |
| Benefits | |||||||
| Productivity | 8.69 | 2.52 | 8.59 | 2.18 | 8.26 | 1.98 | 3.67 (p = 0.16) |
| Quality | 7.62 | 2.27 | 7.13 | 2.28 | 8.11 | 1.37 | 3.98 (p = 0.14) |
| Overall measure | 8.07 | 2.25 | 7.77 | 2.06 | 8.18 | 1.49 | 0.802 (p = 0.670) |
| Confirmation of expectations | 8.21 | 2.49 | 7.44 | 2.28 | 8.19 | 1.42 | 3.19 (p = 0.20) |
| Intended future use | 8.29 | 2.55 | 8.76 | 2.16 | 9.10 | 1.25 | 1.08 (p = 0.58) |