Table 1 Anthropometric and basic characteristics of the study population (firefighters, police officers, and office workers).

From: Structural and functional cardiac parameters across occupations: a cross-sectional study in differing work environments

Variables

Firefighters

(FFs)

(n = 97)

Police officers (POs)

(n = 55)

Office workers (OWs)

(n = 46)

Linear regression

Estimated difference [95%-CI], p-value

(adjusted for age)

Mean ± SD

Mean ± SD

Mean ± SD

OWs vs. FFs

POs vs. FFs

POs vs. OWs

Age

40.5 ± 9.0

45.3 ± 7.8

45.8 ± 10.0

5.30 (1.86–8.74)

p = 0.003

4.82 (2.06–7.58)

p = 0.001

−0.48 (−4.09–3.13)

p = 0.792

Weight (kg)

85.9 ± 11.5

93.6 ± 13.2

87.1 ± 13.4

0.13 (−4.38–4.64)

p = 0.955

6.59 (2.34–10.84)

p = 0.003

6.67 (1.44–11.90)

p = 0.013

Height (cm)

182.2 ± 6.3

182.8 ± 6.8

181.5 ± 5.4

−0.10 (−2.12–1.93)

p = 0.924

1.12 (−1.02–3.26)

p = 0.301

1.28 (−1.14–3.70)

p = 0.296

Body mass index (kg/m2)

25.9 ± 3.2

28.0 ± 3.2

26.4 ± 4.1

0.08 (−1.22–1.38)

p = 0.904

1.61 (0.51–2.71)

p = 0.005

1.56 (0.11–3.02)

p = 0.036

Body surface area

2.08 ± 0.16

2.18 ± 0.18

2.09 ± 0.17

0.00 (−0.06–0.06)

p = 0.999

0.09 (0.03–0.14)

p = 0.004

0.09 (0.02–0.16)

p = 0.012

Body fat %

17.7 ± 6.2

21.4 ± 5.6

20.8 ± 6.5

2.05 (−0.23–4.33)

p = 0.078

2.44 (0.61–4.28)

p = 0.010

0.74 (−1.65–3.12)

p = 0.541

RRsys (mmHg)

126.4 ± 9.8

127.7 ± 12.3

129.1 ± 11.7

2.19 (−1.81–6.19)

p = 0.281

0.73 (−3.42–4.89)

p = 0.728

−1.40 (−6.14–3.34)

p = 0.558

RRdia (mmHg)

84.1 ± 7.4

85.7 ± 10.2

86.6 ± 8.7

1.55 (−1.34–4.44)

p = 0.292

1.02 (−2.16–4.21)

p = 0.526

−0.93 (−4.68–2.81)

p = 0.621

Nicotine consumption (cig/day)

2.57 ± 6.26

2.52 ± 5.98

1.72 ± 5.53

−1.27 (−3.31–0.76)

p = 0.219

−0.20 (−2.40–2.00)

p = 0.857

0.82 (−1.45–3.09)

p = 0.474

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