Investigation of contemporary college students’ mental health status and construction of a risk prediction model

Table 1 Univariate analysis of the mental health of contemporary college students

Variables	Grouping	Healthy, n = 814	Abnormal, n = 104	Statistic	P value
Age (mean ± SD)		22.98 ± 3.02	23.12 ± 3.16	0.443	0.658
Education, n (%)	Specialized	42 (87.50)	6 (12.50)	8.684	0.034
	Undergraduate	629 (92.36)	52 (7.64)
	Master	116 (76.32)	36 (23.68)
	Doctor	27 (72.97)	10 (27.03)
Gender, n (%)	Female	317 (90.06)	35 (9.94)	0.952	0.329
	Male	497 (87.81)	69 (12.19)
Native place, n (%)	Countryside	308 (82.35)	66 (17.65)	25.079	< 0.001
	City	506 (93.01)	38 (6.99)
Nationality, n (%)	Han	720 (88.45)	94 (11.55)	0.308	0.579
	Ethnic minority	94 (90.38)	10 (9.62)
Education level of parents, n (%)	Junior high school and below	500 (87.11)	74 (12.89)	5.361	0.069
	Senior high school/technical secondary school	223 (89.92)	25 (10.08)
	College and above	91 (94.79)	5 (5.21)
Have major life events occurred, n (%)	Yes	36 (36.73)	62 (63.27)	153.396	< 0.001
	No	778 (94.88)	42 (5.12)
Academic record, n (%)	Excellent	38 (86.36)	6 (13.64)	5.378	0.146
	Good	246 (88.81)	31 (11.19)
	Moderate	493 (89.64)	57 (10.36)
	Poor	37 (78.72)	10 (21.28)
Parental marital status, n (%)	Normal	622 (93.96)	40 (6.04)	64.313	< 0.001
	Divorced/widowed	192 (75.00)	64 (25.00)
Only child, n (%)	Yes	633 (93.92)	41 (6.08)	69.467	< 0.001
	No	181 (74.18)	63 (25.82)
Underlying disease, n (%)	Yes	698 (87.91)	96 (12.09)	3.306	0.069
	No	116 (93.54)	8 (6.46)
Take regular exercise, n (%)	Yes	371 (93.92)	24 (6.08)	19.054	< 0.001
	No	443 (84.70)	80 (15.30)
Close friends, n (%)	Yes	493 (94.63)	28 (5.37)	42.524	< 0.001
	No	321 (80.86)	76 (19.14)
PHQ-9 (mean ± SD)		36.29 ± 3.59	42.59 ± 4.35	99.409	< 0.001
GAD-7 (mean ± SD)		32.16 ± 8.13	35.24 ± 6.78	52.650	< 0.001

PHQ: Patient Health Questionnaire; GAD: Generalized Anxiety Disorder.