Table 2

Exercise Treadmill Variables in the Four Patient Groups

Normal SPECT/Normal CA (group A [n = 24])Abnormal SPECT/Abnormal CA (group B [n = 64])Abnormal SPECT/Normal CA (group C [n = 14])Normal SPECT/Abnormal CA (group D [n = 3])p Value
Time from angiography (days)4 ± 57 ± 510 ± 85 ± 10.74
Exercise time (s)378 ± 164323 ± 176397 ± 163328 ± 2120.07
Target HR (%)81 ± 1878 ± 1770 ± 1370 ± 80.11
Achieved target HR9422a20.002
Pacing during exercise22411bNone0.001
  • a p < 0.001 versus group B.

  • b p < 0.001 versus group A. p < 0.01 versus group B. Data presented are mean value ± SD or number of patients. CA = coronary angiography; HR = heart rate; SPECT = single-photon emission computed tomography.