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Table 4 Characteristics of study participants

From: Self-referred walk-in patients in the emergency department – who and why? Consultation determinants in a multicenter study of respiratory patients in Berlin, Germany

  

Group

Variable

Measure

Total cohort

SRW

non-SRW

Participants

n

472

185

278

Demographics

Age

n

472

185

278

 

Mean (SD) Median (Range)

53.6 (19.2)

55.0 (18–96)

44.9 (17.2)

42.0 (18–96)

59.7 (18.0)

62.5 (19–92)

Sex

n

472

185

278

  Male

%

53.2

47.0

57.6

  Female

%

46.8

53.0

42.4

Migration and travel

n

466

185

273

  Migrant first generation

%

21.9

35.1

12.8

  Second generation

%

6.9

8.1

5.9

  Tourist

%

4.3

8.6

1.5

Education (CASMIN)

n

463

183

273

  Low

%

25.5

15.8

32.2

  Intermediate

%

43.6

39.9

45.1

  High

%

30.9

44.3

22.7

ED consultation

Means of arrival

n

462

185

274

  Walk-in

%

63.0

100.0

37.6

  EMS

%

30.7

0.0

51.8

  Ambulance transport

%

6.3

0.0

10.6

Initiation of visit

n

465

185

275

  Self-referred

%

62.8

100.0

37.1

  Health professional

%

37.2

0.0

62.9

Triage category

n

456

180

267

  Lower urgency

%

41.9

53.9

33.7

  Higher urgency

%

58.1

46.1

66.3

Time of presentation

n

472

185

278

  Out-of-hours visit

%

17.2

18.4

15.8

  During office hours

%

82.8

81.6

84.2

ED symptoms

Symptom novelty

n

467

184

275

  New symptoms

%

36.4

39.7

34.9

  Recurrent symptoms

%

63.6

60.3

65.1

Symptom-associated distress

n

442

177

259

 

Mean (SD) Median (Range)

7.2 (1.8)

7.5 (1.5–10)

7.0 (1.8)

7.0 (1.5–10)

7.3 (1.8)

7.5 (2–10)

Chronic conditions and care

Chronic pulmonary condition

  Self-reported

n

465

183

275

yes: %

48.6

31.7

60.0

  Hospital record

n

472

185

278

yes: %

43.2

34.1

48.9

  Combined

n

467

184

276

yes: %

58.7

44.0

68.1

Multimorbidity

n

465

183

275

yes: %

53.5

39.9

63.3

Attached to GP

n

464

183

275

yes: %

86.6

76.5

93.5

ED visit in past 6 months

n

453

179

268

yes: %

34.2

28.5

37.7

Mental health

PHQ4 anxiety subscale

n

467

185

275

Mean (SD) Median (Range)

1.7 (1.9)

1.0 (0–6)

1.9 (1.9)

1.0 (0–6)

1.6 (1.8)

1.0 (0–6)

PHQ4 depression subscale

n

467

185

275

Mean (SD) Median (Range)

2.2 (2.2)

2.0 (0–6)

2.2 (2.2)

2.0 (0–6)

2.2 (2.2)

2.0 (0–6)

General life satisfaction

n

457

183

268

Mean (SD) Median (Range)

6.9 (2.6)

8.0 (0–10)

6.9 (2.5)

8.0 (0–10)

7.0 (2.7)

8.0 (0–10)

  1. Note. n = cases with available data for respective characteristic; % = percentage of cases with available data; Migration and travel: first generation = not born in Germany, second generation = participant born in Germany and mother/father (or both) born in another country; General life satisfaction, subjective symptom-associated distress: 0–10 scales; PHQ4 anxiety and depression: 0–6 subscales; Chronic pulmonary morbidity combined: if either self-reported or documented in hospital records