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Table 1 Characteristics of the full sample, i.e., those with pain data, covariate data, and either HRV or BRS data (n = 4186)

From: Musculoskeletal pains and cardiovascular autonomic function in the general Northern Finnish population

Characteristic Men Women
Sex distributiona 43.3 (1813) 56.7 (2373)
BMIb (kg/m2) 27.2 (4.1) 26.3 (5.0)
LTPA frequency (times/week)
 < 1a 29.8 (540) 23.2 (550)
 1a 21.0 (381) 22.7 (538)
 2–3a 34.4 (624) 37.5 (891)
  ≥ 4–6a 14.8 (268) 16.6 (394)
Smoking status
 Non-smokera 46.9 (850) 57.6 (1367)
 Formera 31.8 (576) 25.3 (601)
 Currenta 21.3 (387) 17.1 (405)
HSCL-25c (total mean score) 1.20 (1.08–1.44) 1.24 (1.12–1.48)
Comorbidity associated with ANS function
 Noa 90.3 (1638) 91.3 (2167)
 Yesa 9.7 (175) 8.7 (206)
Medication associated with ANS function
 Noa 84.5 (1532) 85.4 (2026)
 Yesa 15.5 (281) 14.6 (347)
Characteristics of musculoskeletal pain
 NPSc 3 (2–5) 4 (2–5)
 If pain, its intensityc (NRS) 3 (2–6) 4 (2–6)
 If pain, its frequency (days/year)
  0a 5.4 (98) 3.5 (82)
  1–7a 15.4 (279) 10.7 (255)
  8–30a 23.8 (432) 23.2 (551)
  > 30 but not dailya 32.2 (583) 38.1 (904)
  Dailya 20.5 (371) 23.5 (557)
Cardiovascular autonomic function
 HRV data (n = 1813 men, n = 2373 women)
  HR, seatedc (bpm) 70.2 (62.8–78.9) 71.3 (65.0–78.3)
  HR, standingc (bpm) 80.6 (72.2–89.4) 82.3 (74.6–90.6)
  rMSSD, seatedc (ms) 19.9 (13.0–29.8) 23.8 (15.7–35.1)
  rMSSD, standingc (ms) 12.6 (8.2–18.5) 12.8 (8.4–19.2)
 BRS data (n = 919 men, n = 1112 women)
  SBPV, seatedc (mmHg2) 5.70 (3.37–9.48) 5.46 (3.00–9.04)
  SBPV, standingc (mmHg2) 9.00 (5.07–15.83) 7.55 (4.21–12.65)
  BRS, seatedc (ms/mmHg) 6.57 (4.76–9.35) 6.22 (4.41–8.49)
  BRS, standingc (ms/mmHg) 4.75 (3.22–6.67) 4.16 (3.01–5.90)
  1. aPercent (number of individuals), bMean (standard deviation), cMedian (interquartile range)
  2. ANS Autonomic nervous system, BMI Body mass index, BRS Baroreflex sensitivity, HR Heart rate, HRV Heart rate variability, HSCL-25 Hopkins Symptom Checklist-25, LTPA Leisure-time physical activity, NPS Number of pain sites, NRS Numerical rating scale, rMSSD root mean square of the successive differences in R-R intervals, SBPV Systolic blood pressure variability