Table 3

Results of multiple logistic regression of frequency domain heart rate variability indices associated with non-unplanned readmission in geriatric patients

HRV indices

Odds ratio

95% confident interval

p-value


Total power, ln(ms2)

1.39

1.04-2.00

0.046

LF power, ln(ms2)

1.22

1.03-1.49

0.032

HF power, ln(ms2)

1.27

1.02-1.64

0.046

LF/HF ratio

1.96

1.07-3.84

0.036


LF = low frequency; HF = high frequency

*All models were adjusted with age and length of hospitalization.

*P-values of Hosmer and Lemeshow Goodness-of-Fit Test: Total power = 0.622, LF = 0.078., HF = 0.727, and LF/HF ratio = 0.723.

Chiang et al. BMC Public Health 2011 11:137   doi:10.1186/1471-2458-11-137

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