Table 3.
Analysis of Possible Preoperative Risk Factors of Persistent Hypertension*
| Variable | Normotensive (n = 23) | Hypertensive (n = 23) | Total | P Value |
|---|---|---|---|---|
| Mean age at surgery (yrs) | 41.2 ±10.85 | 50.1 ± 8.7 | NA | 0.007 |
| Mean duration of hypertension (yrs) | 4.6 ± 4.8 | 8.9 ± 6.1 | NA | 0.01 |
| No. of medications before operation | 1.6 ± 0.8 | 2.5 ± 0.9 | NA | 0.002 |
| Mean serum K (mmol/L) | 2.3 ± 0.5 | 2.6±0.6 | NA | 0.130 |
| Size of adenoma (cm) | 1.9±0.6 | 1.6±0.6 | NA | 0.168 |
| Systolic blood pressure (mm Hg) | 156±27 | 173±31 | NA | 0.06 |
| Sex | 6M, 17F | 11M, 12F | 17M, 29F | 0.221 |
*
NA = Data not available.