Table 1.
Usage of the secured messaging application by provider role
| Provider Role | Days of Study Participation | Mean Total Users Per Day | Sent Count | Received Count | Mean Senders Per Day | Mean Recipients Per Day | Median No. Messages Sent per Sender per Day (IQR)* | Median No. Messages Received per Recipient per Day (IQR)* |
|---|---|---|---|---|---|---|---|---|
| Nurse | 426 | 84.57 | 307,137 | 366,705 | 72.58 | 80.52 | 5 (2–12) | 6 (2–13) |
| Resident | 425 | 38.63 | 226,854 | 399,995 | 34.50 | 37.61 | 9 (2–20) | 18 (5–36) |
| PA/NP | 424 | 4.55 | 13,503 | 48,931 | 2.87 | 4.52 | 2 (0–10) | 16 (6–35) |
| Attending | 425 | 10.51 | 42,312 | 77,857 | 9.97 | 10.21 | 8 (3–14) | 15 (6–25) |
| Pharmacist | 421 | 6.60 | 43,063 | 35,446 | 6.14 | 6.25 | 11 (3–23) | 8 (3–17) |
| Secretary | 414 | 5.71 | 25,296 | 12,115 | 5.15 | 4.68 | 5 (2–12) | 3 (1–6) |
| SW / CRC | 421 | 7.65 | 46,184 | 67,666 | 6.64 | 7.44 | 9 (2–22) | 14 (5–29) |
IQR denotes interquartile range, PA physician assistant, NP nurse practitioner, SW social worker, and CRC clinical resource coordinator.
*p=0.0001 by Kruskal-Wallis test.