Table 2.
Unit-level characteristics
| Characteristic | Center | |||||||
|---|---|---|---|---|---|---|---|---|
| A, n=5 | B, n=7 | C, n=5 | D, n=11 | E, n=8 | F, n=8 | G n=7 | Total, n=51 | |
| Unit characteristics | ||||||||
| Prevalent patients, median (IQR) | 189 (76–172) | 80 (62.5–92.5) | 82 (34–82) | 123 (47–132.5) | 144 (116–206) | 130 (75.5–131) | 103 (67–105) | 100 (70–132) |
| Stations, median (IQR) | 29 (16–30) | 17 (12–20) | 18 (6–18) | 20 (18–27) | 24.5 (23–45) | 24 (19.5–25.5) | 20 (20–28) | 20 (18–26) |
| Side rooms,a n/20 stations, median (IQR) | 1.7 (1.7–2.5) | 3.3 (0–4.0) | 2.7 (2.2–6.7) | 0.0 (0.0–1.0) | 0.0 (0.0–0.3) | 3.3 (3.1–4.6) | 3.0 (2.1–5.0) | 2.2 (0.0–3.3) |
| Waiting room,b m2 per station, median (IQR) | 1.0 (0.7–1.3) | 1.25 (0.7–1.7) | 1.6 (0.5–4.0) | 0.9 (0.8–1.0) | 1.4 (1.1–1.7) | 1.1 (0.4–1.6) | — | 1.30 (0.4–4.0) |
| Dialysis area,b m2 per station, median (IQR) | 7.7 — | 10.3 (9.0–10.8) | 12.9 (9.2–14.6) | 13.6 (11.9–14.9) | 11.2 (10.2–14.4) | 12.1 (10.3–12.3) | — | 11.2 (9.6–12.9) |
| Station distance,c mean (SD) | 2.49 (0.69) | 2.14 (0.37) | 2.39 (0.58) | 2.68 (0.77) | 2.21 (0.41) | 2.07 (0.45) | — | 2.39 (0.59) |
| Masking | ||||||||
| Week (or range) of introduction of staff masks for all | 4 | 6 | (1–6) | 3 | 4 | (1–6) | (2–6) | (1–6) |
| Week (or range) of introduction of patient masks for all | 5 | 6 | (2–6) | 3 | 7 | (1–6) | (2–4) | (1–7) |
Values are N (%) unless otherwise stated. IQR, interquartile range; —, not available.
a
Data are available for 46 units.
b
Data are available for 31 units.
c
Data are available for 33 units.