| 分组 | n | 左室肥厚检出率(%) | LVMI | 
| 对照组 | 380 | 2/380 (0.005) | 115.38 ± 8.16 | 
| I级高血压 | 240 | 38/240 (15.8)* | 121.33 ± 9.11* | 
| II级高血压 | 376 | 113/376 (35.4)* | 128.16 ± 2.42* | 
| III级高血压 | 255 | 210/255 (82.4)* | 131.02 ± 5.03* |