Table 1.
Demographics and other clinical characteristics
| Demographics and clinical characteristics | Number of patients (N=2,467) |
|---|---|
| Sex, n (%) | |
| Female | 1,141 (46.3) |
| Male | 1,326 (53.7) |
| Mean age (standard deviation), years | 34.2 (7.4) |
| Age range, years, n (%) | |
| 18–25 | 345 (14.0) |
| 26–30 | 475 (19.3) |
| 31–35 | 624 (25.3) |
| 36–40 | 436 (17.7) |
| 41–45 | 424 (17.2) |
| 46–50 | 163 (6.6) |
| Country or area, n (%) | |
| People’s Republic of China | 800 (32.4) |
| South Korea | 500 (20.3) |
| Taiwan | 300 (12.2) |
| Hong Kong | 200 (8.1) |
| Singapore | 200 (8.1) |
| Indonesia | 166 (6.7) |
| Malaysia | 151 (6.1) |
| Philippines | 150 (6.1) |
| Years since asthma diagnosis, n (%) | |
| 0–9 | 959 (38.9) |
| 10–19 | 632 (25.6) |
| 20–29 | 345 (14.0) |
| 30–39 | 117 (4.7) |
| 40–49 | 19 (0.8) |
| Unknown/not sure | 395 (16.0) |
| Current smokers, n* (%) | 284 (11.5) |
| Comorbidities,† n (%) | |
| High BP/hypertension | 711 (31.7) |
| Depression | 466 (20.8) |
| Rheumatoid arthritis | 398 (17.7) |
| Diabetes | 309 (13.8) |
| Heart disease | 223 (9.9) |
| COPD | 122 (5.4) |
| Cancer | 16 (0.7) |
| Treatment type,‡ n (%) | |
| None | 302 (9.1) |
| Reliever/rescue inhaler | 1,171 (35.3) |
| Controller inhaler | 549 (16.5) |
| Oral treatment (pill) | 789 (23.8) |
| TCM/TKM | 250 (7.5) |
| Others | 257 (7.7) |
Notes:
*
Number of patients, n=1,075;
†
multiple selection allowed, number of responses, n=2,245;
‡
multiple selection allowed, number of responses, n=3,318.
Abbreviations: BP, blood pressure; COPD, chronic obstructive pulmonary disease; TCM, traditional Chinese medicine; TKM, traditional Korean medicine.