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Table 1 Characteristics of patients consulting for chest pain before and during COVID-19 lockdown1

From: Incidence of primary care chest pain consultations during the COVID-19 pandemic: an interrupted time series analysis with routine care data

 

Pre-lockdown period 2

n = 9,228

COVID-19 Lockdown

n = 680

p-value3

Age (years (SD))4

65 (14)

66 (14)

0.140

Sex (male, n(%))

4,014 (43)

291 (43)

0.700

Medical history, n(%)

 History of CVD5

2,643 (29)

246 (36)

< 0.001

  Coronary arterial disease

1,628 (18)

150 (22)

0.004

  Cerebrovascular disease

484 (5.2)

50 (7.4)

0.019

  Peripheral arterial disease

203 (2.2)

24 (3.5)

0.025

 Diabetes mellitus

850 (9.2)

85 (13)

0.005

 Hypertension

1,944 (21)

175 (26)

0.004

 Hypercholesterolemia

527 (5.7)

41 (6.0)

0.700

 COPD6

336 (3.6)

19 (2.8)

0.300

 Depression

446 (4.8)

37 (5.4)

0.500

Medication, n(%)

 Antiplatelet therapy

2,166 (23)

218 (32)

< 0.001

 Oral anticoagulation7

1,006 (11)

95 (14)

0.014

 Antihypertensives

4,417 (48)

383 (56)

< 0.001

 Beta-blockers

2,476 (27)

221 (33)

0.001

 Statin

3,021 (33)

263 (39)

0.001

 Insulin therapy

423 (4.6)

39 (5.7)

0.2

Type of contact, n(%)

 Live consultation

6,633 (72)

331 (49)

< 0.001

 Telephone consultation

2,067 (22)

325 (48)

< 0.001

 Home visit

523 (5.7)

22 (3.2)

0.007

 E-consultation

5 (< 0.1)

2 (0.3)

0.078

Referred (yes), n(%)

1,787 (19)

67 (9.9)

< 0.001

Diagnosis of acute coronary syndrome8, n(%)

910 (9.9)

80 (12)

0.11

  1. 1Data are presented as mean ± sd for continuous outcomes and weighted proportion (%) for categorical outcomes; Wilcoxon rank sum test for continuous outcomes; Pearson’s Chi-squared test and Fisher’s exact test for categorical outcomes as applicable. 2 2017 up to week 12 of 2020; 3P-values < 0.05 are considered statistically significant; 4Mean (SD); 5 CVD: cardiovascular disease, defined as: Myocardial infarction, coronary arterial disease, cerebrovascular accident, peripheral arterial disease; 6Chronic obstructive pulmonary disease; 7Vitamin K antagonists, DOAC (Direct Oral Anticoagulants); 8 Registered in electronic medical record within 12 weeks after consultation