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. 2021 Jul 13;12:695017. doi: 10.3389/fpsyt.2021.695017

Table 2.

Prevalence of symptoms of depression, anxiety, insomnia, and PTSD and suicidal behavior in the students.

Depressiona Anxietyb Insomniac PTSDd Suicidal behavior
Participants (no. [%]) Participants (no. [%]) Participants (no. [%]) Participants (no. [%]) Participants (no. [%])
Variable Normal Mild Moderate to severe P-valuee Normal Mild Moderate to severe P-valuee Normal Subthreshold Moderate to severe P-valuee Normal Positive p value p value
Overall 6,581
(58.48)
2,970
(26.39)
1,703
(15.13)
7,588
(67.42)
2,633
(23.40)
1,033
(9.18)
7,315
(65.00)
3,181
(28.27)
758
(6.74)
10,302
(91.54)
952
(8.46)
229
(2.03)
Gender
Female 4,122
(57.25)
1,978
(27.47)
1,100
(15.28)
<0.01 4,802
(66.69)
1,745
(24.24)
653
(9.07)
0.03 4,676
(64.94)
2,050
(28.47)
474
(6.58)
0.87 6,660
(92.50)
540
(7.50)
<0.01 172
(2.39)
<0.01
Male 2,459
(60.66)
992
(24.47)
603
(14.87)
2,786
(68.72)
888
(21.90)
380
(9.37)
2,639
(65.10)
1,131
(27.90)
284
(7.01)
3,642
(89.84)
412
(10.16)
57
(1.41)
Living area#
Wuhan 839
(59.84)
340
(24.25)
223
(15.91)
0.28 956
(68.19)
303
(21.61)
143
(10.20)
0.23 911
(64.98)
385
(27.46)
106
(7.56)
0.42 1,258
(89.73)
144
(10.27)
0.04 41
(2.92)
0.02
Hubei Province outside Wuhan 3,243
(58.35)
1,520
(27.35)
795
(14.30)
0.88 3,779
(67.99)
1,305
(23.48)
474
(8.53)
0.10 3,665
(65.94)
1,552
(27.92)
341
(6.14)
0.03 5,113
(91.99)
445
(8.01)
0.42 106
(1.91)
0.99
Other provinces 2,499
(58.20)
1,110
(25.85)
685
(15.95)
2,853
(66.44)
1,025
(23.87)
416
(9.69)
2,739
(63.79)
1,244
(28.97)
311
(7.24)
3,931
(91.55)
363
(8.45)
82
(1.91)
Are you graduates?
Yes 226
(55.39)
99
(24.26)
83
(20.34)
0.20 263
(64.46)
84
(20.59)
61
(14.95)
0.19 243
(59.56)
124
(30.39)
41
(10.05)
0.02 340
(83.33)
68
(16.67)
<0.01 17
(4.17)
<0.01
No 6,355
(58.59)
2,871
(26.47)
1,620
(14.94)
7,325
(67.54)
2,549
(23.50)
972
(8.96)
7,072
(65.20)
3,057
(28.19)
717
(6.61)
9,962
(91.85)
884
(8.15)
212
(1.95)
Relationship with classmates and teachers#
Strained relationship 12
(29.27)
9
(21.95)
20
(48.78)
<0.01 18
(43.90)
11
(26.83)
12
(29.27)
<0.01 12
(29.27)
16
(39.02)
13
(31.71)
<0.01 27
(65.85)
14
(34.15)
<0.01 6
(14.63)
<0.01
General relationship 2,304
(48.42)
1,482
(31.15)
972
(20.43)
<0.01 2,804
(58.93)
1,383
(29.07)
571
(12.00)
<0.01 2,733
(57.44)
1,613
(33.90)
412
(8.66)
<0.01 4,230
(88.90)
528
(11.10)
<0.01 126
(2.65)
<0.01
Harmonious relationship 4,265
(66.07)
1,479
(22.91)
711
(11.01)
4,766
(73.83)
1,239
(19.19)
450
(6.97)
4,570
(70.80)
1,552
(24.04)
333
(5.16)
6,045
(93.65)
410
(6.35)
97
(1.50)
Intimacy with parents#
Distant 37
(28.03)
36
(27.27)
59
(44.70)
<0.01 48
(36.36)
41
(31.06)
43
(32.58)
<0.01 46
(34.85)
52
(39.39)
34
(25.76)
<0.01 91
(68.94)
41
(31.06)
<0.01 17
(12.88)
<0.01
General 1,461
(43.94)
1,041
(31.31)
823
(24.75)
<0.01 1,813
(54.53)
1,025
(30.83)
487
(14.65)
<0.01 1,780
(53.53)
1,208
(36.33)
337
(10.14)
<0.01 2,857
(85.92)
468
(14.08)
<0.01 128
(3.85)
<0.01
Close 5,083
(65.19)
1,893
(24.28)
821
(10.53)
5,727
(73.45)
1,567
(20.10)
503
(6.45)
5,489
(70.40)
1,921
(24.64)
387
(4.96)
7,354
(94.32)
443
(5.68)
84
(1.08)
Positive individual history of mental illness
Yes 915
(31.96)
1,033
(36.08)
915
(31.96)
<0.01 1,229
(42.93)
1,017
(35.52)
617
(21.55)
<0.01 1,130
(39.47)
1,248
(43.59)
485
(16.94)
<0.01 2,316
(80.89)
547
(19.11)
<0.01 143
(4.99)
<0.01
No 5,666
(67.52)
1,937
(23.08)
788
(9.39)
6,359
(75.78)
1,616
(19.26)
416
(4.96)
6,185
(73.71)
1,933
(23.04)
273
(3.25)
7,986
(95.17)
405
(4.83)
86
(1.02)
Positive family history of mental illness#
Yes 155
(41.11)
117
(31.03)
105
(27.85)
<0.01 180
(47.75)
124
(32.89)
73
(19.36)
<0.01 196
(51.99)
130
(34.48)
51
(13.53)
<0.01 296
(78.51)
81
(21.49)
<0.01 17
(4.51)
<0.01
Unknown 663
(41.23)
541
(33.64)
404
(25.12)
<0.01 848
(52.74)
491
(30.53)
269
(16.73)
<0.01 866
(53.86)
565
(35.14)
177
(11.01)
<0.01 1,367
(85.01)
241
(14.99)
<0.01 57
(3.54)
<0.01
No 5,763
(62.17)
2,312
(24.94)
1,194
(12.88)
6,560
(70.77)
2,018
(21.77)
691
(7.45)
6,253
(67.46)
2,486
(26.82)
530
(5.72)
8,639
(93.20)
630
(6.80)
155
(1.67)
Are you infected with COVID-19
(confirmed or suspected cases or close contacts)?
Yes 21
(27.63)
18
(23.68)
37
(48.68)
<0.01 25
(32.89)
24
(31.58)
27
(35.53)
<0.01 26
(34.21)
27
(35.53)
23
(30.26)
<0.01 48
(63.16)
28
(36.84)
<0.01 5
(6.58)
0.02
No 6,560
(58.69)
2,952
(26.41)
1,666
(14.90)
7,563
(67.66)
2,609
(23.34)
1,006
(9.00)
7,289
(65.21)
3,154
(28.22)
735
(6.58)
10,254
(91.73)
924
(8.27)
224
(2.00)
Stress during COVID-19 pandemic#
High 853
(38.17)
702
(31.41)
680
(30.43)
<0.01 1,063
(47.56)
691
(30.92)
481
(21.52)
<0.01 1,053
(47.11)
848
(37.94)
334
(14.94)
<0.01 1,802
(80.63)
433
(19.37)
<0.01 122
(5.46)
<0.01
Moderate 2,070
(51.43)
1,311
(32.57)
644
(16.00)
<0.01 2,453
(60.94)
1,224
(30.41)
348
(8.65)
<0.01 2,398
(59.58)
1,384
(34.39)
243
(6.04)
<0.01 3,696
(91.83)
329
(8.17)
<0.01 78
(1.94)
<0.01
Low 3,658
(73.25)
957
(19.16)
379
(7.59)
4,072
(81.54)
718
(14.38)
204
(4.08)
3,864
(77.37)
949
(19.00)
181
(3.62)
4,804
(96.20)
190
(3.80)
29
(0.58)
Changes in lifestyle during COVID-19 pandemic?
Yes 4,409
(53.26)
2,433
(29.39)
1,437
(17.36)
<0.01 5,224
(63.10)
2,185
(26.39)
870
(10.51)
<0.01 4,988
(60.25)
2,631
(31.78)
660
(7.97)
<0.01 7,477
(90.31)
802
(9.69)
<0.01 200
(2.42)
<0.01
No 2,172
(73.01)
537
(18.05)
266
(8.94)
2,364
(79.46)
448
(15.06)
163
(5.48)
2,327
(78.22)
550
(18.49)
98
(3.29)
2,825
(94.96)
150
(5.04)
29
(0.97)
Alcohol use during COVID-19 pandemic
Yes 306
(46.15)
190
(28.66)
167
(25.19)
<0.01 380
(57.32)
161
(24.28)
122
(18.40)
<0.01 355
(53.54)
216
(32.58)
92
(13.88)
<0.01 553
(83.41)
110
(16.59)
<0.01 35
(5.28)
<0.01
No 6,275
(59.25)
2,780
(26.25)
1,536
(14.50)
7,208
(68.06)
2,472
(23.34)
911
(8.60)
6,960
(65.72)
2,965
(28.00)
666
(6.29)
9,749
(92.05)
842
(7.95)
194
(1.83)
Tobacco use during COVID-19 pandemic
Yes 206
(48.58)
111
(26.18)
107
(25.24)
<0.01 244
(57.55)
99
(23.35)
81
(19.10)
<0.01 241
(56.84)
124
(29.25)
59
(13.92)
<0.01 349
(82.31)
75
(17.69)
<0.01 16
(3.77)
0.01
No 6,375
(58.86)
2,859
(26.40)
1,596
(14.74)
7,344
(67.81)
2,534
(23.40)
952
(8.79)
7,074
(65.32)
3,057
(28.23)
699
(6.45)
9,953
(91.90)
877
(8.10)
213
(1.97)
Have you learned about some mental health knowledge during COVID-19 pandemic?
Yes 4,006
(59.38)
1,802
(26.71)
938
(13.90)
0.02 4,598
(68.16)
1,602
(23.75)
546
(8.09)
0.04 4,439
(65.80)
1,883
(27.91)
424
(6.29)
0.03 6,229
(92.34)
517
(7.66)
<0.01 99
(2.20)
0.32
No 2,575
(57.12)
1,168
(25.91)
765
(16.97)
2,990
(66.33)
1,031
(22.87)
487
(10.80)
2,876
(63.80)
1,298
(28.79)
334
(7.41)
4,073
(90.35)
435
(9.65)
130
(1.93)
Do you engage in regular physical exercise during COVID-19 pandemic?
Yes 3,018
(64.27)
1,130
(24.06)
548
(11.67)
<0.01 3,380
(71.98)
970
(20.66)
346
(7.37)
<0.01 3,299
(70.25)
1,157
(24.64)
240
(5.11)
<0.01 4,365
(92.95)
331
(7.05)
<0.01 84
(1.79)
0.12
No 3,563
(54.33)
1,840
(28.06)
1,155
(17.61)
4,208
(64.17)
1,663
(25.36)
687
(10.48)
4,016
(61.24)
2,024
(30.86)
518
(7.90)
5,937
(90.53)
621
(9.47)
145
(2.21)
Symptoms of depression
Normal 6,219
(94.50)
346
(5.26)
16
(0.24)
<0.01 5,597
(85.05)
934
(14.19)
50
(0.76)
<0.01 6,550
(99.53)
31
(0.47)
<0.01 28
(0.43)
<0.01
Positive 1,369
(29.30)
2,287
(48.94)
1,017
(21.76)
1,718
(36.76)
2,247
(48.08)
708
(15.15)
3,752
(80.29)
921
(19.71)
201
(4.30)
Symptoms of anxiety
Normal 6,219
(81.96)
1,190
(15.68)
179
(2.36)
<0.01 6,103
(80.43)
1,358
(17.90)
127
(1.67)
<0.01 7,549
(99.49)
39
(0.51)
<0.01 46
(0.61)
<0.01
Positive 362
(9.87)
1,780
(48.55)
1,524
(41.57)
1,212
(33.06)
1,823
(49.73)
631
(17.21)
2,753
(75.10)
913
(24.90)
183
(4.99)
Symptoms of insomnia
Normal 5,597
(76.51)
1,431
(19.56)
287
(3.92)
<0.01 6,103
(83.43)
1,063
(14.53)
149
(2.04)
<0.01 7,207
(98.52)
108
(1.48)
<0.01 63
(0.86)
<0.01
Positive 984
(24.98)
1,539
(39.07)
1,416
(35.95)
1,485
(37.70)
1,570
(39.86)
884
(22.44)
3,095
(78.57)
844
(21.43)
166
(4.21)
Symptoms of PTSD
Normal 6,550
(63.58)
2,809
(27.27)
943
(9.15)
<0.01 7,549
(73.28)
2,356
(22.87)
397
(3.85)
<0.01 7,207
(69.96)
2,690
(26.11)
405
(3.93)
<0.01 126
(1.22)
<0.01
Positive 31
(3.26)
161
(16.91)
760
(79.83)
39
(4.10)
277
(29.10)
636
(66.81)
108
(11.34)
491
(51.58)
353
(37.08)
103
(10.82)
Suicidal behavior
Normal 6,553
(59.44)
2,899
(26.29)
1,573
(14.27)
<0.01 7,542
(68.41)
2,532
(22.97)
951
(8.63)
<0.01 7,252
(65.78)
3,085
(27.98)
688
(6.24)
<0.01 10,176
(92.30)
849
(7.70)
<0.01
Positive 28
(12.23)
71
(31.00)
130
(56.77)
46
(20.09)
101
(44.10)
82
(35.81)
63
(27.51)
96
(41.92)
70
(30.57)
126
(55.02)
103
(44.98)
a

Scores of 5 to 9 on the PHQ-9 were defined as mild depression, and scores of 10 or higher were defined as moderate-to-severe depression.

b

Scores of 5 to 9 on the GAD-7 were defined as mild anxiety, and scores of 10 or higher were defined as moderate-to-severe anxiety.

c

Scores of 8 to 14 on the ISI were defined as subthreshold insomnia, and scores of 15 or higher were defined as moderate-to-severe insomnia.

d

Scores of 33 or higher on the PCL-5 were defined as PTSD symptoms.

e

χ2 tests were used to compare the prevalence of mild-to-severe mental health symptoms in different populations.

#

This means the first two groups are compared to the last group respectively.