Table 2 Bivariate and Multivariable model of Post COVID-19 Condition status which was adjusted for sex, age, education, Body Mass Index (BMI), having a chronic disease, number of Covid-19 acute symptoms, COVID-19 vaccination status, hospitalization status

Variant

Omicron

REF

REF

REF

REF

REF

REF

Alpha

1.76

1.53–2.01

< 0.001

1.61

1.33–1.96

< 0.001

Delta

1.73

1.57–1.90

< 0.001

1.73

1.54–1.93

< 0.001

Gender

Male

REF

REF

REF

REF

REF

REF

Female

1.68

1.53–1.84

< 0.001

1.57

1.41–1.75

< 0.001

Age

18–25

REF

REF

REF

REF

REF

REF

26–45

1.04

0.88–1.23

0.731

1.01

0.84–1.21

0.635

46–65

0.94

0.79–1.10

0.426

0.96

0.80–1.16

0.785

66+

0.51

0.40–0.66

< 0.001

0.66

0.50–0.87

0.003

Education

Secondary school or below

REF

REF

REF

REF

REF

REF

Higher education

0.76

0.69–0.84

< 0.001

0.77

0.69–0.86

< 0.001

Body Mass Index (BMI)

Normal (BMI 18.5–24.9)

REF

REF

REF

REF

REF

REF

Overweight (BMI 25.0-29.9)

1.07

0.97–1.18

0.233

1.12

1.00-1.25

0.050

Obesity (BMI 30.0+)

1.35

1.20–1.52

< 0.001

1.38

1.21–1.58

< 0.001

Having chronic disease

No

REF

REF

REF

REF

REF

REF

Yes

2.00

1.69–2.38

< 0.001

1.61

1.33–1.96

< 0.001

Number of Covid-19 symptoms at baseline

None

REF

REF

REF

REF

REF

REF

1–4

1.50

1.17–1.94

0.001

1.86

1.41–2.49

< 0.001

5–8

2.42

1.90–3.12

< 0.001

2.94

2.24–3.91

< 0.001

> 8

5.52

4.30–7.14

< 0.001

5.99

4.53–8.02

< 0.001

COVID-19 vaccination status

None

REF

REF

REF

REF

REF

REF

Partial

1.78

1.16–2.77

0.009

1.74

1.06–2.88

0.030

Complete primary schedule

1.46

1.20–1.78

< 0.001

1.74

1.38–2.20

< 0.001

Complete primary schedule and booster

1.05

0.87–1.27

0.656

1.57

1.25–1.96

< 0.001

Hospitalization

No

REF

REF

REF

REF

REF

REF

Yes

2.95

1.87–4.80

< 0.001

2.25

1.35–3.84

0.002