Table 2.
Study Baseline and Change From Study Baseline to Last In‐Study Measurement of BP, ECG LVH, QRS Duration, and Heart Rate in Relation to the Presence or Absence of ECG LVH by Both CP and SL at Baseline
Variables | CP−/SL− (n=2023) | CP+/SL− (n=5220) | CP−/SL+ (n=990) | CP+/SL+ (n=960) | P Value |
---|---|---|---|---|---|
Baseline measurements | |||||
Systolic BP, mm Hg | 172±14 | 174±14 | 176±14 | 176±143 | <0.001 |
Diastolic BP, mm Hg | 98±8 | 98±9 | 97±9 | 98±9 | <0.001 |
CP, mm·ms | 2065±393 | 3212±897 | 1715±518 | 3454±1239 | <0.001 |
SL, mm | 26.4±7.3 | 25.7±6.8 | 44.9±5.9 | 45.3±6.4 | <0.001 |
QRS duration, ms | 92.8±11.5 | 105.7±19.5 | 96.6±9.4 | 103.8±18.5 | <0.001 |
Heart rate, beats per min | 74.1±11.2 | 74.2±11.1 | 72.2±10.7 | 73.0±11.3 | <0.001 |
Change from baseline to last measurement | |||||
Systolic BP, mm Hg | −27.7±18.6 | −29.4±19.4 | −30.8±20.2 | −31.3±21.4 | <0.001 |
Diastolic BP, mm Hg | −16.8±10.1 | −17.2±10.2 | −16.8±10.6 | −17.8±11.0 | <0.001 |
CP, mm·ms | 13±659 | −270±852 | −13±790 | −428±1140 | <0.001 |
SL, mm | −2.5±6.0 | −2.8±6.5 | −7.6±8.4 | −8.6±9.1 | <0.001 |
QRS duration, ms | 2.7±11.5 | 1.5±12.3 | 1.4±13.1 | 1.4±13.2 | <0.001 |
Heart rate, beats per min | −4.8±12.7 | −5.3±13.0 | −5.1±12.6 | −4.2±12.7 | 0.091 |
BP indicates blood pressure; CP, Cornell product; LVH, left ventricular hypertrophy; SL, Sokolow‐Lyon voltage.