Overall network structure
| Total | Nursing care level 1–3 | Nursing care level 4–5 | z-score | P value | ||||
| Mean (SD) | Median (quartiles) | Mean (SD) | Median (quartiles) | Mean (SD) | Median (quartiles) | |||
| Number of nodes | 18.3 (7.5) | 16 (13–22) | 18.8 (7.93) | 16 (12.25–22.75) | 20 (7.91) | 18 (14–24.5) | −1.47 | 0.07 |
| Density | 0.42 (0.15) | 0.41 (0.30–0.51) | 0.4 (0.17) | 0.37 (0.28–0.50) | 0.44 (0.13) | 0.44* (0.35–0.52) | −2.63 | <0.01 |
| Reciprocity | 0.41 (0.2) | 0.42 (0.27–0.56) | 0.41 (0.21) | 0.38 (0.25–0.56) | 0.44 (0.18) | 0.45* (0.36–0.57) | −1.82 | 0.03 |
| Degree-based centralisation | 0.57 (0.13) | 0.58 (0.49–0.65) | 0.59 (0.14) | 0.61* (0.51–0.69) | 0.56 (0.11) | 0.55 (0.48–0.63) | 2.42 | <0.01 |
| Closeness centralisation | 0.46 (0.17) | 0.45 (0.35–0.57) | 0.49 (0.19) | 0.48* (0.38–0.61) | 0.42 (0.14) | 0.42 (0.33–0.50) | 2.99 | <0.01 |
| Betweenness centralisation | 0.15 (0.16) | 0.09 (0.04–0.18) | 0.16 (0.17) | 0.11* (0.06–0.19) | 0.11 (0.11) | 0.07 (0.04–0.15) | 3.15 | <0.01 |
*Mann-Whitney U-test revealed significant differences, p<0.05.