Familial Resilience in Crisis: Navigating the Mediating Landscape of Depressive Symptoms Between Uncertainty Stress and Suicide Behavior Among Chinese University Students

Figures & data

Figure 1 The hypothesis model of the relationships between uncertainty stress, depressive symptoms, suicide behavior, and family relationship.

Table 1 Sociodemographic Characteristics of University Students (n =1828)

Characteristics	Frequency (Mean)	Percentage (SD)
Age^a	20.09	1.18
Gender^b
Male	558	30.53
Female	1270	69.47
Grade
Freshman	279	15.26
Sophomore	831	45.50
Junior	668	36.54
Senior and above	50	2.74
Only child
Yes	914	50.00
No	914	50.00
Ethnicity
Ethnicity Han	1775	97.10
Ethnicity minorities	53	2.90
Residence
Urban	1033	56.51
Rural	795	43.49
Sexual orientation
Heterosexual	1637	89.55
Homosexual	40	2.19
Bisexuality	108	5.90
Other	43	2.35
Living expenses (yuan)
≤1000	93	5.09
1001–2000	1447	79.16
2001–3000	227	12.42
≥3000	61	3.33

Note: ^aBelow data are shown as mean (SD), ^bBelow data are shown as n (%).

Table 2 Correlation Between Uncertainty Stress, Depressive Symptoms, Family Relationship, and Suicide Behavior Among University Students

Variables	1	2	3	4
1.Uncertainty stress	1
2.Depressive symptoms	0.612***	1
3. Family relationship	−0.262***	−0.318***	1
4. Suicide behavior	0.235***	0.265***	−0.208***	1

Notes: ***P < 0.001.

Table 3 Mediation Modeling Analysis of the Relationship Among Uncertainty Stress, Depressive Symptoms and Suicide

Predictors	Model1 (Suicide Behavior)		Model2 (Depressive Symptoms)		Model3 (Suicide Behavior)
	β	t	β	t	β	t
Uncertainty stress	0.21	9.45***	0.65	36.15***	0.07	2.40*
Depressive symptoms					0.22	7.60***
R^2	0.07		0.42		0.10
F	14.53		147.69		19.26

Note: *P < 0.05, ***P < 0.001.

Table 4 Effect Value of Total Effect, Mediation Effect and Direct Effect

	Effect	BootSE	BootLLCI	BootULCI	Effect of Ratio
Total effect	0.22	0.03	0.16	0.27	100.00%
Mediation effect	0.14	0.03	0.10	0.19	67.12%
Direct effect	0.07	0.03	0.01	0.13	32.79%

Table 5 Moderation Mediation Effect of Family Relationship Between Uncertainty Stress and Suicide Through Depressive Symptoms

Predictors	Model1 (Depressive Symptoms)		Model2 (Suicide Behavior)
	β	t	β	t
Uncertainty stress	0.60	33.29***	0.06	2.14*
Family relationship	−0.16	−8.62***	−0.11	−4.70***
Uncertainty stress×family relationship	−0.06	−3.97***	0.04	1.47
Depressive symptoms			0.18	5.81***
Family relationship×Depressive symptoms			−0.08	−3.13**
R^2	0.45		0.11
F	137.22		18.02

Note: *P < 0.05, **P < 0.01, ***P < 0.001.

Figure 2 The interaction between uncertainty stress and family relationship on depressive symptoms.

Figure 3 The interaction between depressive symptoms and family relationship on suicide behavior.