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. 2015 Apr 8;7(6):464–471. doi: 10.14740/jocmr2143w

Table 3. TnT Kinetics in Patients With ACS, Non-ACS TnT Elevation and Different Chief Complaints in Patients With Non-ACS TnT Elevation.

Troponin categories ACS (n = 50) Non-ACS TnT-el (n = 71) P-value Non-ACS TnT-el (n = 71)
Chest pain (n = 26) Dyspnea (n = 18) Syncope/arrhythmia (n = 10) Others (n = 17) P-value
TnT < 3 h (μg/L) 0.05 (0.01 - 0.14) (44) 0.05 (0.03 - 0.08) (66) 0.04 (0.03 - 0.06) (25) 0.06 (0.04 - 0.08) (17) 0.04 (0.02 - 0.05) (9) 0.06 (0.03 - 0.15) (15) 0.18
TnT 3 - 9 h (μg/L) 0.23 (0.10 - 0.51) (37) 0.05 (0.04 - 0.11) (60) 0.04 (0.02 - 0.08) (23) 0.07 (0.05 - 0.1) (13) 0.05 (0.04 - 0.14) (10) 0.07 (0.04 - 0.14) (14) 0.19
TnT 9 - 15 h (μg/L) 0.26 (0.1 - 0.97) (22) 0.06 (0.04 - 0.13) (50) 0.04 (0.03 - 0.1) (21) 0.08 (0.06 - 0.13) (15) 0.06 (0.04 - 0.13) (9) 0.07 (0.06 - 0.15) (5) 0.16
TnT > 15 h (μg/L) 0.55 (0.20 - 1.32) (24) 0.10 (0.04 - 0.3) (15) 0.03 (0.03 - 0.03) (2) 0.10 (0.05 - 0.37) (7) 0.03 (0.03 - 0.03) (1) 0.23 (0.10 - 0.3) (5) 0.07
Max TnT (μg/L) 0.31 (0.12 - 0.83) (50) 0.06 (0.04 - 0.12) (71) < 0.001 0.04 (0.03 - 0.07) (26) 0.08 (0.06 - 0.12) (18) 0.06 (0.04 - 0.14) (10) 0.08 (0.04 - 0.16) (17) 0.04
Time to max TnT (h:min) 8:19 (3:01 - 18:21) 6:02 (0:31 - 11:02) < 0.001 6:10 (0:55 - 10:17) 2:29 (0:24 - 13:14) 6:57 (3:56 - 11:02) 0:57 (0:19 - 8:59) 0.72
No. of max < 3 h 12 (24) 32 (45) 11 (42) 10 (56) 2 (20) 9 (53)
No. of max 3 - 9 h 13 (26) 16 (23) 6 (23) 1 (6) 5 (50) 4 (24)
No. of max 9 - 15 h 7 (14) 17 (24) 9 (34) 3 (17) 3 (30) 2 (12)
No. of max > 15 h 18 (36) 6 (9) < 0.001 0 4 (22) 0 2 (12) 0.02

Values are median (IQR) (number of measurements) or number (%). P-value denotes comparison between ACS and non-ACS TnT-el with Mann-Whitney U-test or between all groups with Kruskall-Wallis ANOVA or maximum likelihood Chi-square.