Table 3.
Correlations (rs) and associated p values between measures of autonomic function and diabetes-related and CAD risk factors.
| HR-DB (n = 308) | Valsalva (n = 256) | Stand HR (n = 382) | BP-STD (n = 1113) | BP-HG (n = 979) | HR (n = 795) | LF (n = 795) | HF (n = 795) | LFHF (n = 795) | |
|---|---|---|---|---|---|---|---|---|---|
| Age | −.23 <.0001 |
−.09 .15 |
−.28 <.0001 |
.09 .003 |
−.001 .99 |
.08 .02 |
−09 .01 |
−.07 .04 |
−.03 .33 |
| Duration | −.25 <.0001 |
−.17 .006 |
−.27 .0005 |
.08 .01 |
−.13 <.0001 |
.10 .005 |
−.17 <.0001 |
−.14 .0001 |
−.06 .07 |
| Age at diagnosis | −.02 .69 |
.02 .72 |
−.05 .35 |
.01 .83 |
.09 .007 |
−12 .0005 |
.06 .07 |
.05 .18 |
.04 .21 |
| BMI | −.11 .05 |
−.21 .0008 |
−.03 .50 |
−.04 .22 |
−.07 .04 |
.19 <.0001 |
−.15 <.0001 |
−.09 .009 |
−.07 .05 |
| Waist | −.18 .002 |
−.21 .0007 |
−.06 .22 |
−.05 .10 |
.00 .98 |
.16 <.0001 |
−.13 .0002 |
−.10 .007 |
−.03 .33 |
| WHR | −.14 .02 |
−.10 .12 |
.01 .79 |
−.01 .65 |
.20 <.0001 |
.06 .09 |
−.04 .27 |
−.08 .02 |
−.07 .04 |
| HbA1c | −.06 .30 |
−.07 .24 |
−.09 .07 |
−.05 .10 |
−.05 .10 |
.15 <.0001 |
−.12 .001 |
−.08 .02 |
−.06 .07 |
| LDL | −.01 .94 |
−.004 .96 |
.04 .49 |
−.001 .99 |
.03 .35 |
−.003 .93 |
−.000 .99 |
−.04 .35 |
.03 .49 |
| HDL | .03 .59 |
.05 .54 |
−.01 .91 |
−.01 .71 |
−.05 .12 |
−.04 .25 |
.02 .53 |
.08 .02 |
−.09 .009 |
| TG | −.06 .29 |
−.04 .54 |
−.06 .24 |
−.02 .62 |
−.04 .21 |
.20 <.0001 |
−.11 .001 |
−.16 <.0001 |
.07 .03 |
| SBP | −.23 <.0001 |
−.23 <.0001 |
−.20 .0001 |
.23 <.0001 |
−.12 .0003 |
.08 .02 |
−.14 <.0001 |
−.12 .001 |
−.05 .13 |
| DBP | −.09 .13 |
−.13 .04 |
.04 .40 |
.11 .0003 |
−.04 .25 |
.13 .0004 |
−.05 .21 |
−.06 .12 |
.03 .46 |
| PP | −.25 <.0001 |
−.23 .0002 |
−.28 <.0001 |
.21 <.0001 |
−.13 <.0001 |
.01 .70 |
−.15 <.0001 |
−.10 .004 |
−.08 .02 |
| Serum Cr | −.02 .68 |
.08 .23 |
−.06 .25 |
.08 .01 |
.09 .005 |
−.10 .01 |
.01 .83 |
−.02 .51 |
.03 .41 |
CAD: coronary artery disease; BMI: body mass index; BP-HG: change in diastolic blood pressure during sustained handgrip; BP-STD: change in systolic blood pressure from lying to standing; HbA1C: glycated hemoglobin; Cr: creatinine; DBP: diastolic blood pressure; HDL: high-density lipoprotein cholesterol; HF: high-frequency power; HR-DB: expiratory-to-inspiratory difference in beats during 1-min timed deep breathing from Anscore®; LDL: low-density lipoprotein cholesterol; LF: lower frequency power; LFHF: ratio of LF:HF power; Stand HR: heart rate response at 30th and 15th beat after standing from Anscore®; BP-STD: SBP change on standing; PP: pulse pressure; SBP: systolic blood pressure; TG: triglycerides; Valsalva: change in heart rate during Valsalva maneuver from Anscore®; WHR: waist-to-hip ratio.