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Table 7 Conditional effect of LINE-1 methylation on HRV, controlled for PM 2.5

From: Heart rate variability and DNA methylation levels are altered after short-term metal fume exposure among occupational welders: a repeated-measures panel study

 

Unadjusted regression

Adjusted regressiona

β

95% CI

p-value

β

95% CI

p-value

SDNN b (msec)

0.04

(-0.000 ~ 0.08)

0.053

0.02

(-0.04 ~ 0.07)

0.514

rMSSD b (msec)

0.05

(0.01 ~ 0.08)

0.020

0.04

(-0.01 ~ 0.10)

0.130

pNN10 (%)

0.01

(-0.002 ~ 0.03)

0.085

0.02

(-0.01 ~ 0.04)

0.189

pNN20 (%)

0.01

(-0.004 ~ 0.03)

0.128

0.01

(-0.01 ~ 0.03)

0.442

LF b (msec2)

0.09

(0.01 ~ 0.17)

0.026

0.05

(-0.06 ~ 0.16)

0.336

HF b (msec2)

0.10

(0.004 ~ 0.20)

0.043

0.10

(-0.04 ~ 0.24)

0.162

  1. a Adjusted for age, starting time of the day, season, sampling year, current smoking status, and second-hand smoke exposure.
  2. b The outcome measurements were natural log (ln)-transformed.
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BMC Public Health

ISSN: 1471-2458

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