. 2021 Sep 8;24:101554. doi: 10.1016/j.pmedr.2021.101554

Table 3.

SOC at baseline’s relationship to SOC at T3.

	Unadjusted ordinal logistic regression results				Adjusted ordinal logistic regression results				Adjusted ordinal mixed regression results
	OR	p-value	95% confidence interval		OR	p-value	95% confidence interval		OR	p-value	95% confidence interval
*SOC score at baseline (T₀):*
Strong SOC (Score of 3)	2.106	0.101	0.864	5.135	3.962	0.023	1.212	12.950	3.962	0.023	1.212	12.951
Moderate SOC (Score of 4–5)	Ref	Ref	Ref	Ref	Ref	Ref	Ref	Ref	Ref	Ref	Ref	Ref
Weak SOC (Score of 6–9)	0.206	0.001	0.083	0.511	0.127	0.000	0.043	0.370	0.127	0.000	0.043	0.371

*Education:*
Primary/no education					1.066	0.900	0.392	2.898	1.066	0.900	0.392	2.897
Secondary education and above					Ref	Ref	Ref	Ref	Ref	Ref	Ref	Ref

*Income assistance:*
No response					3.355	0.030	1.123	10.020	3.355	0.030	1.123	10.020
Receiving income assistance					Ref	Ref	Ref	Ref	Ref	Ref	Ref	Ref
Not receiving income assistance					0.782	0.651	0.269	2.271	0.782	0.651	0.269	2.271

*Age:*
<50 years					1.221	0.745	0.367	4.067	1.221	0.745	0.367	4.067
50–64 years					Ref	Ref	Ref	Ref	Ref	Ref	Ref	Ref
65–74 years					1.423	0.490	0.522	3.884	1.423	0.490	0.522	3.884
>75 years					0.828	0.756	0.252	2.718	0.828	0.756	0.252	2.718

*BMI:*
Normal weight					3.124	0.032	1.105	8.833	3.124	0.032	1.105	8.834
Overweight					Ref	Ref	Ref	Ref	Ref	Ref	Ref	Ref
Obese					0.723	0.517	0.270	1.932	0.723	0.517	0.270	1.932

*Born in the Netherlands*:
Yes					0.192	0.010	0.055	0.672	0.192	0.010	0.055	0.672
No					Ref	Ref	Ref	Ref	Ref	Ref	Ref	Ref

*Gender:*
Women					0.546	0.300	0.174	1.713	0.546	0.300	0.174	1.713
Men					Ref	Ref	Ref	Ref	Ref	Ref	Ref	Ref

*Smoking status:*
Non-smoker					Ref	Ref	Ref	Ref	Ref	Ref	Ref	Ref
Previous smoker					1.312	0.598	0.478	3.604	1.312	0.598	0.478	3.604
Smoker					0.817	0.752	0.234	2.858	0.817	0.752	0.234	2.858
Unknown					2.620	0.175	0.652	10.527	2.620	0.175	0.652	10.530

*Group* (variance component)									0.000
*Location* (variance component)									0.000
*Pseudo R*²	0.104				0.162				n/a
*LR test (mixed ordinal vs ordinal logistic regression)*	n/a				n/a				0.12	0.367