| NPX-untreated | NPX-Herbal treated | NPX-ARB treated | Sham-operated | Healthy control |
Week 0 | 128.3 ± 6.2 | 112.9 ± 9.8 | 100.0 ± 1.0 | 98.0 ± 2.0 | 90.3 ± 12.2 |
Week 2 | 143.0 ± 4.3* | 100.0 ± 10.2 | 90.0 ± 2.7 | 100.2 ± 9.8 | 101.5 ± 4.7 |
Week 4 | 150.3 ± 3.8* | 96.3 ± 10.3 | 110.1 ± 6.0 | 125.2 ± 7.0 | 113.1 ± 2.7 |
Week 6 | 168.3 ± 8.4* | 101.6 ± 8.4 | 100.2 ± 8.5 | 112 ± 8.3 | 98.1 ± 2.0 |
Week 12 | 177.7 ± 4.9* | 116.3 ± 18.2 | 102.3 ± 13.1 | 104.8 ± 8.4 | 100.8 ± 8.2 |