RR variability | Valsalva ratio | Orthostatic adjustment ratio | Phase II:IV ratio | |
Controls (n=26) | 24.5 | 1.62 | −3.9 | 1.64 |
Constipation (n=72) | 11.22-165 | 1.162-150 | −4.82-152 | 1.442-152 |
Slow transit (n=28) | 7.52-160 | 1.122-151 | 4.42-152 | 1.532-152 |
Normal transit (n=44) | 13.62-165 | 1.182-150 | 5.02-152 | 1.382-152 |