Table 6.
Biochemistry test results at 6‐ and 12‐mo post‐procedure follow‐up
| Characteristics | RDN group (n = 28) | Control group (n = 28) | P |
|---|---|---|---|
| PRA (ng/mL)/h | |||
| Baseline | 0.20 (0.20 ~ 0.55) | 0.20 (0.20 ~ 0.30) | .150 |
| 6 mo | 1.40 (1.20 ~ 2.20) | 1.40 (1.20 ~ 1.89) | .625 |
| 12 mo | 1.64 (1.14 ~ 2.40) | 1.40 (1.15 ~ 1.67) | .097 |
| PAC (pg/mL) | |||
| Baseline | 434.5 (227.9 ~ 680.3) | 310.0 (176.0 ~ 538.0) | .150 |
| 6 mo | 93.3 (74.0 ~ 140.4) | 143.0 (103.0 ~ 188.0) | .010 |
| 12 mo | 95.0 (70.0 ~ 128.2) | 141.0 (94.3 ~ 187.0) | .053 |
| ARR | |||
| Baseline | 185.8 (62.3 ~ 329.4) | 103.00 (54.2 ~ 257.5) | .372 |
| 6 mo | 6.8 (4.7 ~ 10.7) | 9.9 (5.8 ~ 15.5) | .074 |
| 12 mo | 8.4 (6.5 ~ 10.0) | 7.9 (5.7 ~ 13.5) | .501 |
| Serum potassium (mmol/L) | |||
| Baseline | 3.44 ± 0.71 | 3.43 ± 0.70 | .939 |
| 6 mo | 4.19 ± 0.20 | 4.14 ± 0.29 | .453 |
| 12 mo | 4.22 ± 0.27 | 4.11 ± 0.44 | .310 |
| eGFR (mL/(min/1.73 m2)) | |||
| Baseline | 88.2 ± 11.4 | 84.3 ± 14.9 | .939 |
| 6 mo | 89.8 ± 9.0+ | 86.7 ± 10.6+ | .771 |
| 12 mo | 82.3 ± 10.2+ | 84.8 ± 9.5+ | .692 |
Data are presented as mean ± SD, or median (IQR). +: compared with baseline level in the same group, P > .05.
Abbreviations: ARR, aldosterone‐to‐renin ratio; eGFR, estimated glomerular filtration rate, calculated using the Cockcroft‐Gault formula; PAC, plasma aldosterone concentration; PRA, plasma renin activity.