Prolonged P Wave Peak Time May Be a Sign of LV Diastolic Dysfunction in the Coronary Slow Flow Phenomenon

Table 3

Subgroup analyses of the CSFP group.

Parameters (n = 32)	Single vessel (n = 58)	Multi vessel (n = 32)	value
QT; ms	383 ± 37	389 ± 34	0.41
QTc; ms	407 ± 27	414 ± 33	0.37
PWDmax; ms	121 ± 11	120 ± 10	0.64
PWDmın; ms	80 ± 13	80 ± 14	0.90
PWdısp; ms	41 ± 10	39 ± 12	0.67
PWTF in lead VI; mm xms	39 ± 7	38 ± 6	0.60
PWPTV1; ms	48 ± 14	55 ± 14	0.02
PWPT D2; ms	61 ± 9	60 ± 10	0.95
LAAPD; mm	34 ± 2	37 ± 2.3	<0.001
E/e	8.8 ± 1.4	10.7 ± 2.7	0.001

Values are mean ± SD. Bold values are statistically significant (). QTc, corrected QT; PWD, wave duration; PWdısp, wave dispersion; PWTF, wave terminal force; PWPT, wave peak time; LAAPD, left atrium anterior-posterior diameter.