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Table 4 Biological stress parameters in the total sample and stratified for two groups of low vs. high stress reactivity +

From: Self-perceived stress reactivity is an indicator of psychosocial impairment at the workplace

Characteristic Total
(n = 174)
Group with low
stress reactivity
(n = 88)
Group with high
stress reactivity
(n = 86)
P value
   Allostatic Load Index 3.19 (2.19) 3.32 (2.2) 3.05 (2.1) .484 a
Cardiovascular indicators
   Blood pressure (diast.) 88.74 (9,6) 88.67 (9.8) 88.80 (9.4) .928 c
   Blood pressure (systol.) 134.41 (14.2) 134.52 (13.9) 134,30 (14.6) .919 c
   Hypertonus (>90/>140) [n (%)] 33 (19.0%) 18 (20.5%) 15 (17.4%) .377 b
   Heart rate 76.55 (8.2) 76.95 (7.8) 76.15 (8.6) .528 c
   Heart rate/night 63.77 (8.3) 63.66 (7.7) 63.89 (9.0) 855 c
Metabolic indicators
   Total cholesterin 208.21 (34.1) 211.78 (33.0) 204.51 (34.9) .164 c
   HDL 45.71 (9.5) 45.59 (9.5) 45.83 (9.5) .865 c
   LDL 139.15 (29.1) 141.74 (29.4) 136.48 (28.65) .238 c
Endocrine indicators
Cortisol     
   Area under the curve morning 17.75 (6.1) 17.95 (6.23) 17.51 (5.9) .746 c
   Area under the curve daytime 64.34 (24.4) 64.61 (23.7) 64.03 (25.3) .855 c
   Increase morning cortisol 5.90 (6.0) 5.61 (5.9) 6.24 (6.1) .358 c
   Increase daytime cortisol -9,49 (37.9) -6.30 (33.8) -13.15 (42.1) .855 c
   Daytime slope cortisol - 0.58 (0.3) - 0.56 (0.3) - 0.59 (0.4) .568 c
Amylase     
   Area under the curve morning 44.15 (51.8) 47.93 (66.1) 40.22 (30.5) .746 c
   Area under the curve daytime 1155.98 (816.6) 1187.75 (894.0) 1124.61 (736.5) .855 c
   Increase morning amylase -12.21 (56.8) -8.62 (71.6) -15.94 (35.6) .358 c
   Increase daytime amylase -78.21 (529.7) -84.45 (569.6) -72.05 (490.5) .222 c
   Daytime slope amylase 0.13 (0.2) 0.11 (0.2) 0.15 (0.231) .222 c
Inflammatory indicators
   Fibrinogen 331.84 (62.0) 334.06 (69.7) 329.55 (53.26) .636 c
   CRP 0.20 (0.23) 0.19 (0.2) 0.21 (0.3) .961a
   Creatinin 1.02 (0.11) 1.03 (0.1) 1.01 (0.1) .551 a
  1. + = mean (SD), unless otherwise stated.
  2. a = Mann Whitney U-test
  3. b = Chi2 test
  4. c = t-test