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. 2022 Jun 22;12:10537. doi: 10.1038/s41598-022-14422-4

Table 1.

Basic characteristics of the study population between patients who received at least one critical intervention and those who did not receive any intervention.

aAt least one CrIs
(n = 12,922)
Without CrIs
(n = 124,911)
p-valuea
Age, median [IQR] 67.0 [57.0, 77.0] 57.0 [42.0, 68.0] < 0.001
Sex, n (%) < 0.001
 Male 7659 (59.3%) 59,893 (47.9%)
 Female 5263 (40.7%) 65,018 (52.1%)
SBP (mmHg), median [IQR] 119.0 [98.0, 141.0] 128.0 [112.0, 145.0] < 0.001
DBP (mmHg), median [IQR] 69.0 [56.0, 82.0] 77.0 [67.0, 87.0] < 0.001
PR (beats/min), median [IQR] 102.0 [85.0, 118.0] 86.0 [75.0, 100.0] < 0.001
RR (breaths/min), median [IQR] 20.0 [18.0, 22.0] 18.0 [18.0, 20.0] < 0.001
Temperature (°C), median [IQR] 37.1 [36.6, 37.7] 36.8 [36.5, 37.3] < 0.001
SpO2 (%), median [IQR] 96.0 [93.0, 98.0] 98.0 [97.0, 99.0] < 0.001
KTAS, n (%) < 0.001
 1 1044 (8.1%) 336 (0.3%)
 2 2964 (22.9%) 8436 (6.8%)
 3 7364 (57.0%) 58,777 (47.1%)
 4 1400 (10.8%) 48,118 (38.5%)
 5 150 (1.2%) 9244 (7.4%)
Mental status, n (%) < 0.001
 Alert 10,900 (84.4%) 122,895 (98.4%)
 Verbal 723 (5.6%) 1285 (1.0%)
 Pain 696 (5.4%) 627 (0.5%)
 Unresponsive 603 (4.7%) 104 (0.1%)
Mode of arrival, n (%) < 0.001
 Ambulance 6886 (53.3%) 21,241 (17.0%)
 Other 6036 (46.7%) 103,670 (83.0%)
Discharge, n (%) < 0.001
 Home 2593 (20.1%) 89,905 (72.0%)
 ED death 569 (4.4%) 28 (0.0%)
 Transfer 1171 (9.1%) 2706 (2.2%)
 Admission 8589 (66.5%) 32,272 (25.8%)
Admission, n (%) < 0.001
 ICU 2717 (31.6%) 1964 (6.1%)
 GW 5872 (68.4%) 30,308 (93.9%)
Composite adverse outcome 3,286 (25.4%) 1992 (1.6%) < 0.001

CrIs critical interventions, SD standard deviation, SBP systolic blood pressure, DBP diastolic blood pressure, PR pulse rate, RR respiratory rate, TEMP temperature, SpO2 peripheral capillary oxygen saturation, KTAS Korean Triage Acute Scale, GW general ward, ED emergency department, ICU intensive care unit, Composite Adverse Outcome ICU admission or ED death.

ap-values were calculated using independent t-tests for continuous variables and chi-square tests for categorical variables.