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Table 1 Clinical and demographic data

From: Exercise-induced intra-ventricular gradients as a frequent potential cause of myocardial ischemia in cardiac syndrome X patients

  Group A Group B p
Age, years 47,70 ± 13,36 53,53 ± 10,89 0,026
Sex, female (%) 10/33 (30%) 34/58 (59%) 0,008
BSA m2 1,8 ± 0,16 1,73 ± 0,13 0,022
Effort Angina 28/33 (85%) 33/58 (56%) 0,006
Effortless Angina 9/33 (27%) 35/58 (57%) 0,002
Duration of symptoms before cath. (months) 15 ± 10 46 ± 40 0,000
Time of FLW (months) 36,4 ± 17,9 39,1 ± 19,5 0,55
Events in FLW 6/33 (18%) 8/56 (14%) 0,31
ACS in FLW 1/33 (3%) 7/56 (13%) 0,24
β Bloq. 7/33 (21%) 11/58 (19%) 0,798
CCB 4/33 (12%) 7/58 (12%) 0,666
Nitrates 16/33 (48%) 31/58 (53%) 0,769
IECA/ARAII 5/33 (15%) 7/58 (12%) 0,680
Diuretics 2/33 (6%) 5/58 (9%) 0,663
β Bloq. FLW 20/33 (60%) 17/56 (30%) 0,003
CCB FLW 4/33(12%) 19/56 (34%) 0,530
Nitrates FLW 9/33 (27%) 33/56 (59%) 0,006
IECA/ARAII FLW 9/33 (27%) 8/56 (14%) 0,068
Diuretics FLW 4/33(12%) 4/56 (7%) 0,403
  1. BSA – body surface area; ACS – Acute coronary Syndrome; CCB – Calcium chanell blockers; FLW – follow-up