Table 3.
Electronic health record (EHR) system scores by human factors principle and overall ranking system numbers
| EHR system | Alarm philosophy | Placement | Visibility | Prioritization | Color | Learnability and confusability | Text-based information | Proximity of task components being displayed | Corrective actions | Total score | Overall system ranking |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Sys 1 | 0/1 | 3/4 | 3/3 | 2/5 | 1/2 | 1/1 | 0/6 | 1/1 | 1/3 | 12/26 | 6 |
| Sys 2 | 0/1 | 2/4 | 3/3 | 3/5 | 1/2 | 1/1 | 3/6 | 1/1 | 1/3 | 15/26 | 2 |
| Sys 3 | 1/1 | 3/4 | 3/3 | 2/5 | 1/2 | 0/1 | 3/6 | 1/1 | 1/3 | 15/26 | 3 |
| Sys 4 | 0/1 | 3/4 | 3/3 | 2/5 | 1/2 | 0/1 | 3/6 | 1/1 | 1/3 | 14/26 | 4 |
| Sys 5 | 1/1 | 3/4 | 3/3 | 2/5 | 1/2 | 0/1 | 2/6 | 1/1 | 1/3 | 14/26 | 4 |
| Sys 6 | 0/1 | 4/4 | 3/3 | 0/5 | 2/2 | 0/1 | 5/6 | 1/1 | 1/3 | 16/26 | 2 |
| Sys 7 | 0/1 | 4/4 | 3/3 | 0/5 | 2/2 | 0/1 | 5/6 | 1/1 | 1/3 | 16/26 | 2 |
| Sys 8 | 0/1 | 2.7/4 | 2.3/3 | 1.3/5 | 1.7/2 | 1/1 | 3.7/6 | 0/1 | 1.3/3 | 14/26 | 4 |
| Sys 9 | 0/1 | 3/4 | 3/3 | 1/5 | 2/2 | 0/1 | 4/6 | 0/1 | 1/3 | 14/26 | 4 |
| Sys 10 | 0/1 | 3/4 | 2.3/3 | 2.7/5 | 1/2 | 1/1 | 5.7/6 | 1/1 | 1.7/3 | 18.4/26 | 1 |
| Sys 11 | 0/1 | 2/4 | 2/3 | 0/5 | 1/2 | 0/1 | 2/6 | 1/1 | 1/3 | 9/26 | 7 |
| Sys 12 | 0/1 | 3/4 | 3/3 | 2/5 | 1/2 | 0/1 | 3/6 | 0/1 | 1/3 | 13/26 | 5 |
| Sys 13 | 0/1 | 2/4 | 3/3 | 0/5 | 0/2 | 0/1 | 3/6 | 0/1 | 0/3 | 8/26 | 8 |
| Sys 14 | 0/1 | 2/4 | 3/3 | 0/5 | 1/2 | 0/1 | 4/6 | 1/1 | 1/3 | 12/26 | 6 |
| Overall score % |
0.14/1 14% |
2.8/4 70.8% |
2.8/3 94.3% |
1.3/5 25.7% |
1.2/2 59.6% |
0.29/1 28.6% |
3.3/6 55.2% |
0.71/1 71.4% |
1/3 33.3% |
13.6/26 52.6% |
The systems are in no particular order to those described in table 2 to preserve the anonymity of the EHRs.