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.