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. 2023 May 5;13(5):e068725. doi: 10.1136/bmjopen-2022-068725

Table 1.

Sociodemographic and clinical characteristics of the participants (n=614)

Characteristics
Age (years) M±SD* 32.6±16.9
Age group n (%)
Adolescent 167 (27.2)
Adult 447 (72.8)
Gender n (%)
Female 397 (64.7)
Male 217 (35.3)
Educational level n (%)†
No education completed 4 (0.7)
Primary school 244 (40.4)
High school 177 (29.3)
Qualification above high school (but not university) 23 (3.8)
University 156 (25.4)
Other 1 (0.2)
Marital status n (%)‡
Single 348 (56.7)
Married/living as a couple 223 (36.3)
Separated/divorced 33 (5.4)
Widowed 9 (1.5)
Current occupation n (%)§
Employed 289 (47.1)
Student 235 (38.3)
Unemployed 41 (6.7)
Retired 36 (5.9)
Other 9 (1.5)
BMI Kg/m2, M±SD¶ 24.7 (5.3)
Smoking status n (%)§
Never smoker 457 (74.4)
Ex-smoker 106 (17.3)
Current smoker 47 (7.7)
Setting
Secondary care 475 (77.4)
Primary care 139 (22.6)
Age of asthma diagnosis (years) M±SD** 16.2±14.8
Number of prescribed inhalers n (%)††
1 396 (64.5)
2 193 (31.4)
≥3 19 (3.1)
GINA assessment symptom control n (%)††
Well controlled 296 (48.2)
Partly controlled 188 (30.6)
Uncontrolled 124 (20.2)
Number of physician-reported comorbidities median (P25–P75) 1 (0–2)
CARAT-T median (P25–P75) 21 (16–25)
CARAT-T classification
Controlled n (%) 156 (25.4)
Uncontrolled n (%) 458 (74.6)
EQ-5D-3L median (P25–P75)
Total 0.91 (0.81–1.0)
VAS 80.0 (70.0–90.0)

*Eight missing values.

†Nine missing values.

‡Missing value.

§Four missing values.

¶Twenty-eight missing values.

**Twenty-two missing values.

††Six missing values.

BMI, body mass index; CARAT-T, Control of Allergic Rhinitis and Asthma Test total score; EQ-5D-3L, European Quality of Life Five Dimension Questionnaire-three-level version; GINA, Global Initiative for Asthma; M, mean; P25, 25th percentile; P75, 75th percentile; VAS, visual analogue scale.