Table I.

Sample Characteristics and Clinical Predictors

Predictor	E/e′ <8 (n = 72)	8 ≥ E/e′ 8 ≤15 (n = 98)	E/e′ >15 (n = 35)	p
Age, years	58.5 [27 – 82]	66 [33 – 84]†	67 [38 – 89]†	0.002
OPCAB	0 (0%)	3 (3.1%)	2 (5.7%)	0.17
Cross-clamp time, minutes	80.5 [11 – 170]	82.5 [0 – 194]	94 [0 – 238]†	0.017
Hypertension	49 (68.1%)	83 (84.7%)†	26 (74.3%)	0.035
Status: Elective	56 (77.8%)	79 (80.6%)	34 (97.1%)†	0.04
Diabetes Mellitus	17 (23.6%)	36 (36.7%)	9 (25.7%)	0.15
Dialysis	1 (1.4%)	2 (2%)	4 (11.4%)†	0.016
History MI	23 (31.9%)	40 (40.8%)	10 (28.6%)	0.31
Gender: male	65 (90.3%)	72 (73.5%)†	16 (45.7%)†‡	< 0.0001
Operation:				0.002
CABG	43 (59.7%)	55 (56.1%)	7 (20%)†‡
Valve	6 (8.3%)	10 (10.2%)	8 (22.9%)
Multiple	23 (31.9%)	33 (33.7%)	20 (57.1%)†‡
Ejection Fraction, %	59 [35 – 80]	55 [15 – 83]†	52 [20 –85]	0.003
e′ (cm/sec)	10 [5.5 – 17]†	7 [3.3 – 17.9]†	5 [3.2 – 7.6]‡	< 0.0001
E/e′	6.3 [3.9 – 7.9]	10 [8 – 14.8]	18.5 [15.4 – 37.4]	NA

Values are presented as median [range], or frequency (%), as appropriate

e′ = preoperative lateral mitral annular descent; E/e′ = left ventricular filling pressure.

^†Differs from E/e′ <8, p <0.017

^‡Differs from 8 ≥ E/e′ ≤15, p < 0.017