. 2020 Feb 13;17(2):147–156. doi: 10.30773/pi.2019.0072

Table 3.

Results of hierarchical logistic regression analyses of participants with suicidal ideation with a suicide plan as the dependent variable (N=881)

Independent variables	Model 1			Model 2			Model 3			Model 4
Independent variables	B	Wald	OR	B	Wald	OR	B	Wald	OR	B	Wald	OR
Sociodemographic factors
Age (years)	0.018	1.349	1.018	0.028	3.187	1.029	0.038	5.406	1.039^*	0.039	5.571	1.040^*
Gender (female)	-0.001	0.000	0.999	0.079	0.191	1.082	0.066	0.124	1.068	0.057	0.093	1.059
Marital status (single)	0.330	3.093	1.391	0.277	2.144	1.319	0.233	1.405	1.262	0.229	1.367	1.258
Educational level (high)	-0.439	1.606	0.645	-0.486	1.890	0.615	-0.593	2.645	0.552	-0.566	2.384	0.568
Job duration	-0.019	1.851	0.981	-0.028	3.778	0.973^*	-0.028	3.579	0.973	-0.028	3.659	0.972
Job grade (high)	0.033	0.021	1.033	0.116	0.251	1.123	0.071	0.087	1.073	0.077	0.104	1.081
Job stress
KOSS-SF				0.032	25.587	1.033^***	0.014	4.069	1.015^*	0.013	3.190	1.013
Psychiatric symptoms
CES-D							0.020	3.855	1.020^*	0.018	3.047	1.018
BAI							0.040	13.705	1.041^***	0.040	13.679	1.041^***
Resilience
K-CD-RISC										-0.005	0.730	0.995
Statistics of the model
-2LL	1027.762			1001.330			949.143			948.411
Model χ²	8.058 (df=6)			34.490 (df=7)^***			86.677 (df=9)^***			87.408 (df=10)^***
Step χ²	8.058 (df=6)			26.432 (df=1)^***			52.187 (df=2)^***			0.732 (df=1)
Nagelkerke R²	0.013			0.056			0.136			0.137
Classification accuracy	72.5			73.2			74.5			74.5

p<0.05,

^**

p<0.01,

^***

p<0.001.

OR: odd ratio, KOSS-SF: Korean Occupational Stress Scale-Short Form, CES-D: Center for Epidemiologic Studies Depression scale, BAI: Beck Anxiety Inventory, K-CD-RISC: Korean version of the Connor-Davidson Resilience Scale