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Table 2 Age-adjusted mean heart rate variability and heart rate by categories of health behavior in the female CARLA study population

From: Association of health behaviour with heart rate variability: a population-based study

    Heart rate SDNN LF/HF HF LF
Risk factor   N Mean (95%CI) Mean (95%CI) Mean (95%CI) Mean (95%CI) Mean (95%CI)
Sports-index Q1 226 71.4 (70.1-72.7)† 27.6 (26.0-29.3) 1.0 (0.9-1.1) 162.7 (139.7-189.6) 166.3 (144.5-191.4)
  Q2 193 73.3 (71.9-74.8) 28.1 (26.3-30.0) 1.1 (1.0-1.3) 154.3 (130.7-182.1) 174.9 (150.2-203.6)
  Q3 143 71.1 (69.5-72.8) 28.1 (26.1-30.3) 1.0 (0.8-1.1) 175.1 (144.5-212.3) 172.0 (144.1-205.2)
  Q4 212 70.2 (68.8-71.6) 28.4 (26.7-30.3) 1.0 (0.9-1.1) 179.3 (153.1-210.0) 178.8 (154.6-206.7)
Leisure time-index Q1 232 72.2 (70.9-73.5) 28.5 (26.8-30.2) 1.0 (0.9-1.2) 170.2 (146.2-198.1) 183.3 (159.5-210.7)
  Q2 124 71.4 (69.6-73.2) 26.1 (24.0-28.3) 1.0 (0.9-1.2) 142.1 (115.4-174.9) 142.1 (117.5-172.0)
  Q3 253 71.6 (70.3-72.9) 28.8 (27.2-30.5) 1.0 (0.9-1.1) 173.7 (150.2-200.9) 176.5 (154.5-201.7)
  Q4 167 70.5 (68.9-72.1) 28.2 (26.2-30.2) 1.0 (0.9-1.2) 179.5 (149.9-214.8) 182.4 (154.6-215.1)
Total activity-index Q1 215 71.8 (70.4-73.1)† 28.0 (26.3-29.8) 1.0 (0.9-1.2) 163.1 (139.4-190.7) 169.3 (146.6-195.5)
  Q2 140 74.0 (72.3-75.7) 27.5 (25.5-29.7) 1.1 (1.0-1.3) 148.7 (122.4-180.5) 171.2 (143.2-204.7)
  Q3 194 70.7 (69.2-72.1) 27.3 (25.6-29.1) 1.0 (0.9-1.1) 162.5 (137.8-191.6) 165.8 (142.5-193.0)
  Q4 224 70.4 (69.1-71.8) 29.1 (27.4-30.9) 1.0 (0.9-1.1) 189.4 (162.5-220.9) 183.9 (159.7-211.9)
No. of currently smoked tobacco products/day none 661 71.5 (70.7-72.3) 28.3 (27.3-29.3) 1.0 (0.9-1.1) 168.8 (154.2-184.8) 175.8 (161.8-191.0)
  T1 37 70.9 (67.6-74.3) 27.5 (23.7-32.0) 1.3 (1.0-1.7) 153.8 (105.0-225.4) 196.6 (138.5-279.2)
  T2 46 71.3 (68.3-74.4) 27.5 (24.0-31.5) 0.8 (0.6-1.1) 185.2 (131.2-261.4) 153.5 (111.9-210.7)
  T3 34 74.3 (70.7-77.8) 26.8 (22.8-31.4) 0.9 (0.7-1.2) 154.8 (103.6-231.4) 144.9 (100.2-209.5)
Packyears of smoking none 482 72.1 (71.2-73.1) 28.3 (27.1-29.5) 1.1 (1.0-1.2) 164.4 (147.8-182.8) 176.9 (160.5-195.1)
  T1 98 70.1 (68.1-72.2) 28.3 (25.8-31.0) 1.0 (0.9-1.2) 182.8 (144.7-230.9) 188.5 (152.2-233.6)
  T2 100 70.7 (68.7-72.8) 28.0 (25.5-30.7) 1.0 (0.8-1.1) 173.2 (137.1-218.9) 168.5 (135.9-208.8)
  T3 98 71.5 (69.5-73.6) 27.3 (24.9-30.0) 0.9 (0.8-1.1) 169.4 (133.8-214.5) 151.9 (122.4-188.7)
Alcohol (g/d) none 428 71.4 (70.4-72.4) 28.0 (26.8-29.3) 1.0 (0.9-1.1) 168.3 (150.4-188.4) 172.8 (155.9-191.6)
  T1 91 73.9 (71.7-76.0) 27.6 (25.1-30.4) 1.0 (0.8-1.2) 168.0 (131.8-214.2) 169.0 (135.3-211.2)
  T2 145 70.7 (69.0-72.4) 28.0 (25.9-30.2) 1.0 (0.9-1.2) 166.8 (137.5-202.3) 173.0 (144.9-206.5)
  T3 114 71.9 (70.0-73.8) 29.1 (26.7-31.7) 1.1 (0.9-1.2) 170.7 (137.4-212.2) 183.1 (149.9-223.5)
Dietary pattern index Q1 215 71.4 (70.0-72.8) 30.0 (28.2-32.0) 1.1 (1.0-1.3) 188.2 (160.7-220.4) 210.9 (182.5-243.7)
  Q2 191 72.1 (70.6-73.6) 26.9 (25.1-28.7) 1.1 (0.9-1.2) 144.8 (122.5-171.1) 155.2 (133.2-180.8)
  Q3 176 71.1 (69.6-72.7) 27.6 (25.7-29.5) 1.0 (0.8-1.1) 165.8 (139.4-197.3) 159.0 (135.6-186.4)
  Q4 196 71.8 (70.4-73.3) 27.8 (26.0-29.7) 1.0 (0.9-1.1) 174.9 (148.3-206.3) 170.3 (146.4-198.1)
  1. Q1 = lowest quartile of health behavior, Q4 = highest quartile of health behavior; T1 = lowest tertile of health behavior (excluding non-consumer), T3 = highest tertile of health behavior (excluding non-consumer); † p < 0.01, ‡ p < 0.001 (F-test for difference between respective categories of health behavior)