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Table 3 Characteristics of patients who attempted suicide based on hospital admission subgroups

From: Suicide attempt-related emergency department visits among adolescents: a nationwide population-based study in Korea, 2016–2019

Variable

Hospitalization

(n = 3,006)

General ward admissions

(n = 1,958)

Intensive care unit admissions (n = 1,048)

p value

 

n(%)

n(%)

n(%)

 

Age

  14–16 years

1,251 (41.6)

863 (44.1)

388 (37.0)

0.0002

  17–19 years

1,755 (58.3)

1,095 (55.9)

660 (63.0)

 

Female sex

2,119 (70.4)

1,364 (69.6)

755 (72.0)

0.172

Insurance type

  NHI

2,373 (78.9)

1,579 (80.6)

794 (75.8)

0.002

  Medicaid

284 (9.45)

179 (9.1)

105 (10.0)

 

  Other

349 (11.6)

200 (10.2)

149 (14.2)

 

  EMS use

1,332 (44.3)

793 (40.5)

539 (51.4)

< 0.0001

KTAS score

  1–3

2,403 (79.9)

1,455 (74.3)

948 (90.4)

< 0.0001

  4–5

603 (20.0)

503 (25.6)

100 (9.5)

 

Year

  2016

550 (18.3)

361 (18.4)

189 (18.0)

0.115

  2017

589 (19.5)

384 (19.6)

205 (19.5)

 

  2018

896 (29.8)

607 (31.0)

289 (27.5)

 

  2019

971 (32.3)

606 (31.0)

365 (34.8)

 

Season

  Spring

732 (24.3)

484 (24.7)

248 (23.6)

0.273

  Summer

862 (28.6)

579 (29.6)

283 (27.0)

 

  Fall

795 (26.4)

501 (25.6)

294 (28.0)

 

  Winter

617 (20.5)

394 (20.1)

223 (21.2)

 

Method of suicide attempt

  Poisoning

2,093 (69.7)

1,260 (64.4)

833 (79.5)

< 0.0001

  Cutting and piercing

437 (14.5)

410 (20.9)

27 (2.6)

 

  Others

473 (15.7)

286 (14.6)

187 (17.8)

 

Major treatment subject

  Psychiatry

361 (12.0)

350 (17.9)

11 (1.1)

< 0.0001

  Time from event to arrival (h)

2.0 (0.8–6.0)

2.0 (0.8–6.4)

2.0 (0.8–5.4)

 

Time of arrival

  07:00–14:59

871 (28.9)

588 (30.0)

283 (27.0)

0.205

  15:00–22:59

1,178 (39.1)

752 (38.4)

426 (40.7)

 

  23:00–06:59

957 (31.8)

618 (31.5)

339 (32.3)

 

Region

  Urban

1,365 (45.4)

901 (46.0)

464 (44.3)

0.360

  Rural

1,641 (54.5)

1,057 (54.0)

584 (55.7)

 

Hospital beds

  ≥ 600

1,512 (50.3)

1,051 (53.6)

461 (43.9)

< 0.0001

  300–599

383 (12.7)

227 (11.5)

156 (14.8)

 

  < 300

1,111 (36.9)

680 (34.7)

431 (41.1)

 

  Length of stay ≥ 6 h

961 (31.9)

763 (38.9)

198 (18.8)

< 0.0001

  1. NHI national health insurance