Table 7. Multiple linear regression analysis between factors associated with APCA POS score

Characteristics	β	95% CI	p-value1)
Physical symptoms:
Place of care
Outpatient	–3.5	–6.1 to –1.1	<0.01
Home care/day care	6.2	–1.1 to 13.4	0.097
Age2)
35–65	0.4	–2.8 to 3.6	0.806
Above 65	1.3	–3.8 to 6.5	0.617
Monthly earning2)
Above 5 million VND	–1.0	–3.9 to 1.8	0.487
Prefer not to say	–4.1	–7.3 to –0.8	0.014
Health status2)
Good	1.3	–2.7 to 5.3	0.524
Fair/poor	3.9	–0.4 to 8.2	0.073
Social activity2)
Less than most	–4.8	–8.1 to –1.5	<0.01
Same/more than most	–3.0	–6.7 to 0.7	0.109
Emotional symptoms:
Education level
Secondary school	0.04	–1.5 to 1.6	0.956
High school	–1.4	–3.1 to 0.2	0.077
College and above	–1.0	–3.5 to 1.5	0.419
Health status2)
Good	1.6	–0.4 to 3.6	0.110
Fair/poor	3.2	1.2 to 5.3	0.002
Social activity2)
Less than most	–1.3	–2.9 to 0.2	0.089
Same/more than most	–1.0	–2.7 to 0.8	0.263
Communication/practice issues:
Education level
Secondary school	–2.1	–2.9 to 0.1	0.009
High school	–2.2	–3.4 to –0.5	0.005
College and above	0.2	–1.6 to 2.8	0.899
Place of care
Outpatient	2.4	1.4 to 3.7	<0.001
Home care/day care	0.1	–2.9 to 3.7	0.945
Age2)
35–65	1.1	–0.1 to 2.6	0.121
Above 65	0.8	–1.4 to 3.2	0.520
Monthly earning2)
Above 5 million VND	0.2	–1.3 to 1.3	0.823
Prefer not to say	–1.8	–2.9 to 0.03	0.018

Multivariable linear regression analysis: R²=24.5; 19.5; 28.3 for physical, emotional symptoms and communication/practice issues, respectively.
95%CI: 95% confidence interval.
Multivariable linear regression model β.
Characteristics of caregivers.
APCA, African Palliative Care Association; POS, palliative care outcome.