| |
Group 1
|
Group 2
|
p-value
|
|---|
|
Age (years)
|
67 ± 9
|
68 ± 9
|
ns
|
|
Hypertension (%)
|
85
|
73
|
ns
|
|
IVS thickness (mm)
|
11.6 ± .6
|
9.8 ± .3
|
<0.01
|
|
PW thickness (mm)
|
9.8 ± .6
|
8.7 ± .1
|
ns
|
|
Septal hypertrophy (%)
|
71
|
7
|
<0.01
|
|
BPs basal (mmHg)
|
131 ± 29
|
129 ± 27
|
ns
|
|
BPd basal (mmHg)
|
74 ± 10
|
69 ± 14
|
ns
|
|
HR basal (b/min)
|
70 ± 8
|
66 ± 12
|
ns
|
|
HR dobutamine (b/min)
|
101 ± 18
|
108 ± 18
|
ns
|
|
LVEDV basal (ml)
|
99 ± 29
|
99 ± 28
|
ns
|
|
LVEDV dobutamine (ml)
|
81 ± 29
|
72 ± 32
|
ns
|
|
LVESV basal (ml)
|
44 ± 19
|
48 ± 14
|
ns
|
|
LVESV dobutamine (ml)
|
34 ± 23
|
40 ± 24
|
ns
|
|
LVEF basal (%)
|
54 ± 5
|
48 ± 14
|
ns
|
|
LVEF dobutamine (%)
|
61 ± 16
|
67 ± 7
|
ns
|
|
WMSI basal
|
1.44 ± .4
|
1.29 ± .4
|
ns
|
|
WMSI dobutamine
|
1.62 ± .4
|
1.08 ± .4
|
<0.01
|
- The patient with dynamic obstruction in basal conditions is included in group 1.
- Abbreviations: IVS = interventricular septum, PW = Posterior wall; BPs = Systolic blood pressure; BPd = Diastolic blood pressure; HR = Heart rate; LVEDV = Left ventricular end-diastolic volume; LVESV = Left ventricular end systolic volume; LVEF = Left ventricular ejection fraction; WMSI = Wall motion score index.
