Table 1

Patient demographics of emergency department studies

CharacteristicsAll patientsSPACEFAST-TRACAPACE
Patients, n305276612301056
Age (years)59 (50–71)62 (54–73)56 (48–67)61 (49–73)
Sex, n
Male1947 (64)500 (65)732 (60)672 (64)
Female1105 (36)266 (35)498 (40)384 (36)
Adjudicated diagnoses
MI420 (14)148 (19)80 (7)192 (18)
Type 1355 (12)139 (18)68 (6)148 (14)
Type 265 (2)9 (1)12 (1)44 (4)
UA251 (8)59 (8)100 (8)92 (9)
Non-ACS2381 (78)569 (73)1050 (85)772 (73)
Previous medical history
MI748 (25)230 (30)268 (22)250 (24)
CAD1057 (35)301 (39)423 (34)333 (32)
Diabetes567 (19)114 (15)261 (21)192 (18)
Hypertension1841 (60)452 (59)775 (63)614 (58)
Cholesterol1625 (53)497 (65)632 (51)496 (47)
PCI772 (25)226 (30)281 (23)265 (25)
CABG220 (7)57 (7)87 (7)76 (7)
Presentation medicines
Aspirin1466 (48)519 (68)545 (44)402 (38)
Dual anti-platelet520 (17)218 (28)169 (14)133 (13)
ACEi/ARB1489 (49)293 (38)741 (60)455 (43)
Beta-blocker1506 (49)333 (43)794 (65)379 (36)
ECG results
 Abnormal826 (27)200 (26)330 (27)296 (28)
Ischaemia517 (17)164 (21)148 (12)205 (19)
ST-segment elevation95 (3)16 (2)47 (4)32 (3)
Physiology
Heart rate (bpm)75 (65–87)70 (61–81)78 (68–90)76 (66–88)
SBP (mmHg)140 (125–157)142 (127–162)140 (125–157)139 (124–154)
DBP (mmHg)80 (70–89)80 (70–90)80 (71–90)79 (70–89)
 Respiration (min−1)17 (16–20)16 (15–18)18 (16–20)16 (14–19)
BMI27.8 (24.5–31.6)28.3 (25.1–31.7)28.5 (24.8–32.9)26.8 (23.7–30.0)
O2 sat (%)98 (96–99)97 (96–98)98 (97–99)98 (96–99)
Clin. chemistry, markers
Hb (g/L)140 (129–150)142 (131–152)137 (125–148)142 (131–151)
Platelets (×109/L)232 (193–275)231 (196–273)239 (198–287)224 (188–266)
eGFR-EPi (mL/min 1.73 m2)72 (57–90)61 (52–70)87 (87)86 (70–100)
Na+ (mmol/L)139 (138–141)139 (138–141)139 (137–141)140 (138–141)
K+ (mmol/L)4.0 (3.8–4.3)4.0 (3.8–4.3)4.0 (3.7–4.3)4.0 (3.8–4.3)
Glucose6.0 (5.3–7.2)6.1 (5.4–7.2)5.8 (5.3–7.1)6.1 (5.4–7.4)
hs-TnT, 0 h (ng/L)8.9 (5–19.2)8.1 (4.2–18.5)9.6 (6.0–18.9)8.0 (4.0–21.0)
hs-TnT, 2 h (ng/L)8.4 (4.7–20.3)8.2 (4.2–19.9)8.4 (5.1–18.8)9.0 (4.0–22.0)
hs-TnI, 0 h (ng/L)4.0 (2.3–13.6)4.5 (2.0–14.5)3.7 (2.3–11.2)4.0 (2.0–15.2)
hs-TnI, 2 h (ng/L)4.3 (2.3–16.0)5.3 (2.7–18.3)3.6 (2.3–13.0)4.3 (2.0–19.0)
IGFBP-3, 0 h (ng/mL)1587 (1226–1976)1316 (1007–1620)1482 (1157–1816)1858 (1465–2271)
IGFBP-3, 2 h (ng/mL)1480 (1138–1880)1211 (943–1480)1445 (1134–1753)1854 (1431–2241)
CharacteristicsAll patientsSPACEFAST-TRACAPACE
Patients, n305276612301056
Age (years)59 (50–71)62 (54–73)56 (48–67)61 (49–73)
Sex, n
Male1947 (64)500 (65)732 (60)672 (64)
Female1105 (36)266 (35)498 (40)384 (36)
Adjudicated diagnoses
MI420 (14)148 (19)80 (7)192 (18)
Type 1355 (12)139 (18)68 (6)148 (14)
Type 265 (2)9 (1)12 (1)44 (4)
UA251 (8)59 (8)100 (8)92 (9)
Non-ACS2381 (78)569 (73)1050 (85)772 (73)
Previous medical history
MI748 (25)230 (30)268 (22)250 (24)
CAD1057 (35)301 (39)423 (34)333 (32)
Diabetes567 (19)114 (15)261 (21)192 (18)
Hypertension1841 (60)452 (59)775 (63)614 (58)
Cholesterol1625 (53)497 (65)632 (51)496 (47)
PCI772 (25)226 (30)281 (23)265 (25)
CABG220 (7)57 (7)87 (7)76 (7)
Presentation medicines
Aspirin1466 (48)519 (68)545 (44)402 (38)
Dual anti-platelet520 (17)218 (28)169 (14)133 (13)
ACEi/ARB1489 (49)293 (38)741 (60)455 (43)
Beta-blocker1506 (49)333 (43)794 (65)379 (36)
ECG results
 Abnormal826 (27)200 (26)330 (27)296 (28)
Ischaemia517 (17)164 (21)148 (12)205 (19)
ST-segment elevation95 (3)16 (2)47 (4)32 (3)
Physiology
Heart rate (bpm)75 (65–87)70 (61–81)78 (68–90)76 (66–88)
SBP (mmHg)140 (125–157)142 (127–162)140 (125–157)139 (124–154)
DBP (mmHg)80 (70–89)80 (70–90)80 (71–90)79 (70–89)
 Respiration (min−1)17 (16–20)16 (15–18)18 (16–20)16 (14–19)
BMI27.8 (24.5–31.6)28.3 (25.1–31.7)28.5 (24.8–32.9)26.8 (23.7–30.0)
O2 sat (%)98 (96–99)97 (96–98)98 (97–99)98 (96–99)
Clin. chemistry, markers
Hb (g/L)140 (129–150)142 (131–152)137 (125–148)142 (131–151)
Platelets (×109/L)232 (193–275)231 (196–273)239 (198–287)224 (188–266)
eGFR-EPi (mL/min 1.73 m2)72 (57–90)61 (52–70)87 (87)86 (70–100)
Na+ (mmol/L)139 (138–141)139 (138–141)139 (137–141)140 (138–141)
K+ (mmol/L)4.0 (3.8–4.3)4.0 (3.8–4.3)4.0 (3.7–4.3)4.0 (3.8–4.3)
Glucose6.0 (5.3–7.2)6.1 (5.4–7.2)5.8 (5.3–7.1)6.1 (5.4–7.4)
hs-TnT, 0 h (ng/L)8.9 (5–19.2)8.1 (4.2–18.5)9.6 (6.0–18.9)8.0 (4.0–21.0)
hs-TnT, 2 h (ng/L)8.4 (4.7–20.3)8.2 (4.2–19.9)8.4 (5.1–18.8)9.0 (4.0–22.0)
hs-TnI, 0 h (ng/L)4.0 (2.3–13.6)4.5 (2.0–14.5)3.7 (2.3–11.2)4.0 (2.0–15.2)
hs-TnI, 2 h (ng/L)4.3 (2.3–16.0)5.3 (2.7–18.3)3.6 (2.3–13.0)4.3 (2.0–19.0)
IGFBP-3, 0 h (ng/mL)1587 (1226–1976)1316 (1007–1620)1482 (1157–1816)1858 (1465–2271)
IGFBP-3, 2 h (ng/mL)1480 (1138–1880)1211 (943–1480)1445 (1134–1753)1854 (1431–2241)
Table 1

Patient demographics of emergency department studies

CharacteristicsAll patientsSPACEFAST-TRACAPACE
Patients, n305276612301056
Age (years)59 (50–71)62 (54–73)56 (48–67)61 (49–73)
Sex, n
Male1947 (64)500 (65)732 (60)672 (64)
Female1105 (36)266 (35)498 (40)384 (36)
Adjudicated diagnoses
MI420 (14)148 (19)80 (7)192 (18)
Type 1355 (12)139 (18)68 (6)148 (14)
Type 265 (2)9 (1)12 (1)44 (4)
UA251 (8)59 (8)100 (8)92 (9)
Non-ACS2381 (78)569 (73)1050 (85)772 (73)
Previous medical history
MI748 (25)230 (30)268 (22)250 (24)
CAD1057 (35)301 (39)423 (34)333 (32)
Diabetes567 (19)114 (15)261 (21)192 (18)
Hypertension1841 (60)452 (59)775 (63)614 (58)
Cholesterol1625 (53)497 (65)632 (51)496 (47)
PCI772 (25)226 (30)281 (23)265 (25)
CABG220 (7)57 (7)87 (7)76 (7)
Presentation medicines
Aspirin1466 (48)519 (68)545 (44)402 (38)
Dual anti-platelet520 (17)218 (28)169 (14)133 (13)
ACEi/ARB1489 (49)293 (38)741 (60)455 (43)
Beta-blocker1506 (49)333 (43)794 (65)379 (36)
ECG results
 Abnormal826 (27)200 (26)330 (27)296 (28)
Ischaemia517 (17)164 (21)148 (12)205 (19)
ST-segment elevation95 (3)16 (2)47 (4)32 (3)
Physiology
Heart rate (bpm)75 (65–87)70 (61–81)78 (68–90)76 (66–88)
SBP (mmHg)140 (125–157)142 (127–162)140 (125–157)139 (124–154)
DBP (mmHg)80 (70–89)80 (70–90)80 (71–90)79 (70–89)
 Respiration (min−1)17 (16–20)16 (15–18)18 (16–20)16 (14–19)
BMI27.8 (24.5–31.6)28.3 (25.1–31.7)28.5 (24.8–32.9)26.8 (23.7–30.0)
O2 sat (%)98 (96–99)97 (96–98)98 (97–99)98 (96–99)
Clin. chemistry, markers
Hb (g/L)140 (129–150)142 (131–152)137 (125–148)142 (131–151)
Platelets (×109/L)232 (193–275)231 (196–273)239 (198–287)224 (188–266)
eGFR-EPi (mL/min 1.73 m2)72 (57–90)61 (52–70)87 (87)86 (70–100)
Na+ (mmol/L)139 (138–141)139 (138–141)139 (137–141)140 (138–141)
K+ (mmol/L)4.0 (3.8–4.3)4.0 (3.8–4.3)4.0 (3.7–4.3)4.0 (3.8–4.3)
Glucose6.0 (5.3–7.2)6.1 (5.4–7.2)5.8 (5.3–7.1)6.1 (5.4–7.4)
hs-TnT, 0 h (ng/L)8.9 (5–19.2)8.1 (4.2–18.5)9.6 (6.0–18.9)8.0 (4.0–21.0)
hs-TnT, 2 h (ng/L)8.4 (4.7–20.3)8.2 (4.2–19.9)8.4 (5.1–18.8)9.0 (4.0–22.0)
hs-TnI, 0 h (ng/L)4.0 (2.3–13.6)4.5 (2.0–14.5)3.7 (2.3–11.2)4.0 (2.0–15.2)
hs-TnI, 2 h (ng/L)4.3 (2.3–16.0)5.3 (2.7–18.3)3.6 (2.3–13.0)4.3 (2.0–19.0)
IGFBP-3, 0 h (ng/mL)1587 (1226–1976)1316 (1007–1620)1482 (1157–1816)1858 (1465–2271)
IGFBP-3, 2 h (ng/mL)1480 (1138–1880)1211 (943–1480)1445 (1134–1753)1854 (1431–2241)
CharacteristicsAll patientsSPACEFAST-TRACAPACE
Patients, n305276612301056
Age (years)59 (50–71)62 (54–73)56 (48–67)61 (49–73)
Sex, n
Male1947 (64)500 (65)732 (60)672 (64)
Female1105 (36)266 (35)498 (40)384 (36)
Adjudicated diagnoses
MI420 (14)148 (19)80 (7)192 (18)
Type 1355 (12)139 (18)68 (6)148 (14)
Type 265 (2)9 (1)12 (1)44 (4)
UA251 (8)59 (8)100 (8)92 (9)
Non-ACS2381 (78)569 (73)1050 (85)772 (73)
Previous medical history
MI748 (25)230 (30)268 (22)250 (24)
CAD1057 (35)301 (39)423 (34)333 (32)
Diabetes567 (19)114 (15)261 (21)192 (18)
Hypertension1841 (60)452 (59)775 (63)614 (58)
Cholesterol1625 (53)497 (65)632 (51)496 (47)
PCI772 (25)226 (30)281 (23)265 (25)
CABG220 (7)57 (7)87 (7)76 (7)
Presentation medicines
Aspirin1466 (48)519 (68)545 (44)402 (38)
Dual anti-platelet520 (17)218 (28)169 (14)133 (13)
ACEi/ARB1489 (49)293 (38)741 (60)455 (43)
Beta-blocker1506 (49)333 (43)794 (65)379 (36)
ECG results
 Abnormal826 (27)200 (26)330 (27)296 (28)
Ischaemia517 (17)164 (21)148 (12)205 (19)
ST-segment elevation95 (3)16 (2)47 (4)32 (3)
Physiology
Heart rate (bpm)75 (65–87)70 (61–81)78 (68–90)76 (66–88)
SBP (mmHg)140 (125–157)142 (127–162)140 (125–157)139 (124–154)
DBP (mmHg)80 (70–89)80 (70–90)80 (71–90)79 (70–89)
 Respiration (min−1)17 (16–20)16 (15–18)18 (16–20)16 (14–19)
BMI27.8 (24.5–31.6)28.3 (25.1–31.7)28.5 (24.8–32.9)26.8 (23.7–30.0)
O2 sat (%)98 (96–99)97 (96–98)98 (97–99)98 (96–99)
Clin. chemistry, markers
Hb (g/L)140 (129–150)142 (131–152)137 (125–148)142 (131–151)
Platelets (×109/L)232 (193–275)231 (196–273)239 (198–287)224 (188–266)
eGFR-EPi (mL/min 1.73 m2)72 (57–90)61 (52–70)87 (87)86 (70–100)
Na+ (mmol/L)139 (138–141)139 (138–141)139 (137–141)140 (138–141)
K+ (mmol/L)4.0 (3.8–4.3)4.0 (3.8–4.3)4.0 (3.7–4.3)4.0 (3.8–4.3)
Glucose6.0 (5.3–7.2)6.1 (5.4–7.2)5.8 (5.3–7.1)6.1 (5.4–7.4)
hs-TnT, 0 h (ng/L)8.9 (5–19.2)8.1 (4.2–18.5)9.6 (6.0–18.9)8.0 (4.0–21.0)
hs-TnT, 2 h (ng/L)8.4 (4.7–20.3)8.2 (4.2–19.9)8.4 (5.1–18.8)9.0 (4.0–22.0)
hs-TnI, 0 h (ng/L)4.0 (2.3–13.6)4.5 (2.0–14.5)3.7 (2.3–11.2)4.0 (2.0–15.2)
hs-TnI, 2 h (ng/L)4.3 (2.3–16.0)5.3 (2.7–18.3)3.6 (2.3–13.0)4.3 (2.0–19.0)
IGFBP-3, 0 h (ng/mL)1587 (1226–1976)1316 (1007–1620)1482 (1157–1816)1858 (1465–2271)
IGFBP-3, 2 h (ng/mL)1480 (1138–1880)1211 (943–1480)1445 (1134–1753)1854 (1431–2241)
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