Table 2 Multilevel models predicting psychological distress
Model 1 (Nobs = 22,300; Nper = 4400) | Model 2 (Nobs = 21,670; Nper = 4366) | Model 3 (Nobs = 21,670; Nper = 4366) | Model 4 (Nobs = 21,670; Nper = 4366) | Model 5 (Nobs = 21,670; Nper = 4366) | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
Fixed effects | OR | CI | OR | CI | OR | CI | OR | CI | OR | CI |
z(age) | 0.58 | 0.51–0.67 | 0.63 | 0.55–0.71 | 0.62 | 0.55–0.7 | 0.62 | 0.55–0.71 | 0.62 | 0.55–0.70 |
Sex (female) | 2.02 | 1.28–3.19 | 1.88 | 1.25–2.83 | 1.88 | 1.25–2.82 | 1.88 | 1.25–2.83 | 1.87 | 1.24–2.81 |
Direct care | 1.56 | 1.29–1.88 | 1.33 | 1.11–1.61 | 1.42 | 1.18–1.71 | 1.33 | 1.1–1.6 | 1.38 | 1.15–1.66 |
Nursing staff | 1.35 | 1.00–1.83 | 1.09 | 0.84–1.43 | 1.06 | 0.81–1.39 | 1.09 | 0.83–1.43 | 1.08 | 0.82–1.41 |
PTE | – | – | 4.59 | 3.86–5.45 | 4.81 | 4.06–5.71 | 4.57 | 3.85–5.43 | 4.61 | 3.88–5.47 |
log(r + 1)* | – | – | – | – | 1.26 | 1.21–1.32 | 1.21 | 1.02–1.43 | 1.54 | 1.42–1.68 |
z(time) | 2.65 | 2.31–3.03 | 2.58 | 2.25–2.95 | – | – | 1.62 | 1.06–2.49 | 0.40 | 0.25–0.64 |
z(time)2 | 0.19 | 0.14–0.26 | 0.20 | 0.14–0.27 | – | – | 0.30 | 0.18–0.49 | – | – |
z(time)4 | 2.81 | 2.36–3.34 | 2.61 | 2.19–3.10 | – | – | 2.10 | 1.63–2.71 | – | – |
z(time)5 | 0.67 | 0.63–0.71 | 0.70 | 0.66–0.74 | – | – | 0.77 | 0.7–0.85 | – | – |
log(r + 1) × z(time) | – | – | – | – | – | – | – | – | 1.10 | 1.03–1.18 |
Random effect | ||||||||||
σB | – | 17.39 | – | 10.72 | – | 10.28 | – | 10.81 | – | 10.42 |