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Table 2 Working mostly on site – by demographic characteristics, job characteristics, comorbidities and other factors (N, % and relative risk with 95 % confidence interval). N = 1,643

From: Low impact of regular PCR testing on presence at work site during the COVID-19 pandemic: experiences during an open observational study in Lower Saxony 2020-21

 

working mostly on site

(max. 2 days/month at home)

Crude relative risk (95 %-Confidence interval)

Yes

No

% yes

Gender Male

185

678

21.4

Ref.

Female

197

583

25.3

1.18 (0.99; 1.40)

Age (10 yrs)

   

1.02 (1.00; 1.04)

<30

66

234

22.0

Ref.

30-<50

161

610

20.9

0.95 (0.74; 1.22)

50-65

155

417

27.1

1.23 (0.96; 1.58)

Part of work that can be done effectively at home (every 10% increase)

   

0.64 (0.62; 0.68)

<50%

317

256

55.3

Ref.

50-70%

32

324

9.0

0.16 (0.12; 0.23)

80-100%

33

681

4.6

0.08 (0.06; 0.12)

Work suited for mobile work No

300

119

71.6

Ref.

Yes

82

1,142

6.7

0.09 (0.07; 0.12)

Employer

Nursey home/school

55

67

45.1

Ref.

University

100

465

17.7

0.39 (0.30; 0.51)

Sartorius

191

691

21.7

0.48 (0.38; 0.61)

Other

36

38

48.7

1.08 (0.80; 1.46)

Working place during test period

Single room

83

532

13.5

Ref.

Multiple persons room

108

556

16.3

1.21 (0.93; 1.57)

Laboratory/production

158

91

63.5

4.70 (3.77; 5.87)

Sales / field service

33

82

28.7

2.13 (1.50; 3.02)

Number of job related contacts >15min before testing

None

12

20

37.5

Ref.

1-5 persons

119

508

19.0

0.51 (0.31; 0.81)

6 or more

251

733

25.5

0.68 (0.43; 1.08)

Regular testsa no

304

1,087

21.9

Ref.

Yes

78

173

31.1

1.42 (1.15; 1.75)

Smoker No

277

1,066

20.6

Ref.

Yes

96

165

36.8

1.78 (1.47; 2.16)

Medical or social occupation no

93

281

24.9

Ref.

Yes

179

501

26.3

1.06 (0.85; 1.31)

Chronic disease No

292

1,001

22.6

Ref.

Yes

86

239

26.5

1.17 (0.95; 1.44)

Diabetes No

361

1,205

23.1

Ref.

Yes

15

29

34.1

1.48 (0.97; 2.25)

Obesity No

350

1,191

22.7

Ref.

Yes

26

44

37.1

1.64 (1.19; 2.25)

Chronic lung disease No

348

1,137

23.4

Ref.

Yes

30

102

22.7

0.97 (0.70; 1.35)

Ever Contact with Covid Case No

340

1113

23.4

Ref

Yes

41

145

22.0

0.94 (0.71; 1.25)

Covid symptoms in last 14 days No

251

720

25.9

Ref

Yes

131

540

19.5

0.76 (0.63; 0.91)

Self-rated risk of corona infection (0-5) increase byc (N=927)

   

1.12 (1.01; 1.25)

Low Self-rated risk (0-<2)

48

156

23.5

Ref

Medium self-rated risk (2-<3)

62

231

21.2

0.90 (0.65; 1.25)

Higher self-rated risk (3+)

115

315

26.7

1.14 (0.85; 1.52)

Change in behaviour in regard to health service utilizationd (N=924)

No

120

307

28.1

Ref

Yes

105

392

21.1

0.75 (0.60; 0.94)

Feeling strongly impaired due to personal problemse in last 3 months (N=929)

No

112

331

25.3

Ref

Yes

114

372

23.5

0.93 (0.74; 1.16)

Social problemsf in last 3 months (N=929)

No

63

163

31.7

Ref

Yes

136

567

22.3

0.71 (0.55; 0.90)

  1. aRegular testing: at least 3 tests with a maximum lag time of 14 days
  2. bIncludes diabetes, obesity, heart disease, chronic lung disease, chronic bowel disease
  3. cA rating of 0 indicates no self-assessed risk, a rating of 5 indicates a very high self-assessed risk of corona infection
  4. dIncludes avoided, reduced or cancelled visits to a doctor or cancellation of rehabilitation/preventive therapy or use of telephone consultation
  5. efeeling impaired due to worries about health, difficulties with partner, family or friends, strain due to care for children, parents or other family, stress at work or school, financial problems or missing social close contacts
  6. fSometimes/often feeling lonely in a community or feeling excluded or feeling isolated