Table 3.
Univariate negative binomial models for predicting intradialytic hypotension.
| Variables | p value | Exp(B) | |
|---|---|---|---|
| with DM | 0.015 | 2.22 | (1.16–4.22) |
| with CAD | 0.225 | 1.72 | (0.72–4.14) |
| with CHF | 0.846 | 1.13 | (0.33–3.88) |
| Age, /10 years | 0.052 | 1.30 | (1.00–1.70) |
| UFR, /kg | 0.008 | 1.57 | (1.12–2.19) |
| iPTH, /100 pg/mL | 0.026 | 0.78 | (0.62–0.97) |
| ARB or ACEI | 0.145 | 0.61 | (0.32–1.18) |
| CCB | 0.040 | 0.51 | (0.27–0.97) |
| β-blocker | 0.988 | 1.00 | (0.53–1.89) |
| ΔHR | 0.003 | 1.08 | (1.03–1.14) |
| ΔRRI, /0.1 msec | <0.001 | 0.44 | (0.27–0.72) |
| ΔSDNN | 0.011 | 0.97 | (0.94–0.99) |
| ΔRMSSD | 0.002 | 0.91 | (0.85–0.96) |
| ΔVLF, /100 msec2 | 0.004 | 0.84 | (0.75–0.95) |
| ΔLF, /100 msec2 | 0.002 | 0.68 | (0.53–0.87) |
| ΔHF, /100 msec2 | 0.003 | 0.40 | (0.22–0.73) |
| ΔTP, /100 msec2 | <0.001 | 0.86 | (0.79–0.94) |
| ΔLF/HF ratio | 0.511 | 1.03 | (0.95–1.11) |
Abbreviation: DM, diabetes mellitus; CAD, coronary artery disease; CHF, congestive heart failure; UFR, ultrafiltration rate; iPTH, intact parathyroid hormone; ARB, angiotensin II receptor blocker; ACEI, angiotensin-converting-enzyme inhibitor; CCB, calcium channel blocker; HR, heart rate; RRI, R-R interval; SDNN, the standard deviation of N-N interval; RMSSD, the square root of the mean squared differences of successive NN intervals; VLF, very low frequency; LF, low frequency; HF, high frequency; TP, total power.
Δ represents changes between the early and the middle phase.