Table 4.
Stratified Analysis of All‐Cause Mortality by Cohort and by Sex
| Age‐ and Sex‐Adjusted | Multivariable Adjusteda | |||
|---|---|---|---|---|
| HR (95% CI) | P Value | HR (95% CI) | P Value | |
| ECG by cohort | ||||
| FHS | ||||
| QRS voltage | 1.09 (1.003–1.19) | 0.04 | 1.06 (0.97–1.15) | 0.21 |
| LVH | 1.43 (0.99–2.06) | 0.06 | 1.30 (0.90–1.89) | 0.16 |
| SLAS | ||||
| QRS voltage | 1.25 (1.13–1.38) | <0.0001 | 1.23 (1.12–1.36) | <0.0001 |
| LVH | 2.91 (2.02–4.20) | <0.0001 | 2.66 (1.83–3.88) | <0.0001 |
| ECG by sex | ||||
| Men | ||||
| QTcFram | 1.24 (1.15–1.34) | <0.0001 | 1.23 (1.14–1.33) | <0.0001 |
| QTcBaz | 1.30 (1.20–1.41) | <0.0001 | 1.28 (1.18–1.39) | <0.0001 |
| Women | ||||
| QTcFram | 1.07 (0.98–1.16) | 0.15 | 1.07 (0.98–1.16) | 0.14 |
| QTcBaz | 1.10 (1.01–1.20) | 0.04 | 1.10 (1.01–1.20) | 0.03 |
CI indicates confidence interval; ECG, electrocardiogram; HR, hazard ratio; LVH, left ventricular hypertrophy.
a
Adjusted for age, sex, body mass index, heart rate (except QTc), systolic blood pressure, antihypertensive therapy, diabetes, and smoking.