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Table 4 Multiple regressions on the frequency dimension (n = 1005)

From: Occupational stressors and its organizational and individual correlates: A nationwide study of Norwegian ambulance personnel

   Lack of co-worker support Lack of leader support Time pressure Demanding job tasks Non-emergency tasks index Serious Operational tasks Physical demands
   β Sig β Sig β Sig β Sig β Sig β Sig β Sig
Gender Men 0.02   0.01 n.s 0.03 n.s 0.03 n.s 0.05 n.s 0.09 ** 0.05 n.s
Age   -0.16 ** -0.06 * -0.09 ** -0.19 ** -0.10 ** -0.11 ** -0.09 **
Neuroticism   0.11 ** 0.15 ** 0.05 n.s 0.04 n.s 0.08 * 0.01 n.s 0.03 n.s
Control   0.03 n.s -0.07 * 0.01 n.s -0.05 * -0.04 n.s -0.05 n.s -0.05 n.s
Introversion   0.04 n.s 0.05 n.s -0.02 n.s 0.02 n.s 0.04 n.s 0.02 n.s 0.01 n.s
Self-efficacy   0.14 ** 0.13 ** 0.09 ** 0.09 ** 0.12 ** 0.13 ** 0.09 **
Size of > 100.000 = ref.               
service 50–100000 0.06 ns -0.01 n.s -0.06 n.s -0.06 ** -0.06 n.s -0.05 n.s -0.09 *
population 20–50000 0.04 ns -0.07 n.s -0.15 ** -0.11 ** -0.12 * -0.16 ** -0.16 **
  5–20000 -0.10 * -0.13 ** -0.27 ** -0.18 ** -0.29 ** -0.26 ** -0.26 **
  < 5000 -0.15 ** -0.17 ** -0.30 ** -0.19 ** -0.25 ** -0.25 ** -0.23 **
Work time Daytime = ref.               
  Shift 0.05   0.02 n.s 0.05 n.s 0.09 ** 0.04 n.s 0.08 * 0.07 *
Working Never = ref.               
overtime < monthly 0.09   0.01 n.s 0.00 n.s 0.09 ** 0.07 n.s 0.11 n.s 0.02 n.s
  monthly 0.16 ** 0.03 n.s 0.07 n.s 0.11 ** 0.11 n.s 0.17 ** 0.10 n.s
  2 week 0.18 ** 0.13 * 0.11 * 0.19 ** 0.11 * 0.12 * 0.09 n.s
  weekly 0.25 ** 0.13 * 0.23 ** 0.30 ** 0.27 ** 0.26 ** 0.16 **
Colleague Yes = ref.               
support No 0.03 n.s 0.08 * 0.08 * 0.06 n.s 0.08 * 0.06 n.s 0.06 n.s
system No, would be nice 0.03 n.s 0.11 ** 0.03 n.s 0.02 n.s 0.06 n.s 0.04 n.s 0.07 n.s
  Planned 0.06 * 0.05 n.s 0.06 * 0.03 n.s 0.07 * 0.02 n.s 0.06 n.s
'Exposure No = ref.               
to serious One or few times 0.14 ** 0.08 * 0.10 * 0.10 ** 0.12 ** 0.11 ** 0.08 *
Event' Sometimes 0.15 ** 0.12 ** 0.20 ** 0.15 ** 0.19 ** 0.23 ** 0.18 **
  Not relevant to me 0.05 n.s -0.02 n.s 0.03 n.s 0.01 n.s 0.03 n.s 0.07 * 0.02 n.s
R2   0.18   0.09   0.17   0.18   0.15   0.17   0.11  
  1. *P < 0.05; **P < 0.01; β = standardized beta coefficients; ref. = reference category; Note. The item 'working overtime' was dropped from the index 'challenging job tasks' in the present analysis because 'overtime' was applied as an independent variable leading to an inflated correlation.
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