Independent variables | Severe asthma | Non-severe asthma | p-value | Total | |||
---|---|---|---|---|---|---|---|
N | (%) | N | (%) | N | (%) | ||
Gender | |||||||
Male | 44 | 23.9 | 118 | 28.8 | 0.218 | 162 | 27.3 |
Female | 140 | 76.1 | 292 | 71.2 | 432 | 72.7 | |
Age at the moment of medical visit (years) | |||||||
12–19 | 11 | 6.0 | 50 | 12.2 | < 0.001 | 61 | 10.3 |
20–29 | 14 | 7.6 | 64 | 15.6 | 78 | 13.1 | |
30–39 | 13 | 7.1 | 70 | 17.1 | 83 | 14.0 | |
40–49 | 29 | 15.8 | 83 | 20.2 | 112 | 18.9 | |
50–59 | 53 | 28.8 | 67 | 16.3 | 120 | 20.2 | |
≥ 60 | 64 | 34.8 | 76 | 18.5 | 140 | 23.6 | |
Age (years) | |||||||
Mean (±SD) | 51.81 (±16.76) | 42.36 (±18.03) | < 0.001 | 45.29 (±18.16) | |||
Median (IQR) | 54 (20) | 42 (28) | 47 (28) | ||||
Age at asthma diagnosis (years) | |||||||
≤ 9 | 39 | 21.2 | 112 | 27.3 | < 0.001 | 151 | 25.4 |
10–25 | 37 | 20.1 | 116 | 28.3 | 153 | 25.8 | |
26–41 | 42 | 22.8 | 104 | 25.4 | 146 | 24.6 | |
≥ 42 | 66 | 35.9 | 78 | 19.0 | 144 | 24.2 | |
Age at asthma diagnosis (years) | |||||||
Mean (±SD) | 31.64 (±20.94) | 24.71 (±18.27) | < 0.001 | 26.86 (±19.38) | |||
Median (IQR) | 30 (38) | 23 (30) | 25 (32) | ||||
Reason for the medical visit | |||||||
Obtain prescription | 2 | 1.1 | 8 | 2.0 | 0.820 | 10 | 1.7 |
Routine check-up | 181 | 98.4 | 398 | 97.1 | 579 | 97.5 | |
Other | 1 | 0.5 | 4 | 1.0 | 5 | 0.8 | |
Race/Ethnicitya | |||||||
White | 103 | 56.3 | 198 | 48.3 | < 0.001 | 301 | 50.8 |
African-Latin American | 34 | 18.6 | 184 | 44.9 | 218 | 36.8 | |
Native American | 3 | 1.6 | 5 | 1.2 | 8 | 1.4 | |
Other | 4 | 2.2 | 2 | 0.5 | 6 | 1.0 | |
Multiple | 39 | 21.3 | 21 | 5.1 | 60 | 10.1 | |
Nutritional statusb | |||||||
Underweight | 1 | 0.5 | 13 | 3.2 | 0.005 | 14 | 2.4 |
Eutrophic | 50 | 27.3 | 152 | 37.1 | 202 | 34.1 | |
Overweight | 73 | 39.9 | 154 | 37.7 | 227 | 38.3 | |
Obesity | 59 | 32.2 | 90 | 22.0 | 149 | 25.2 | |
Had at least one PEF test last 12 months | |||||||
Yes | 66 | 35.9 | 68 | 16.6 | < 0.001 | 134 | 22.6 |
No | 118 | 64.1 | 342 | 83.4 | 460 | 77.4 | |
Had at least one spirometry last 12 months | |||||||
Yes | 133 | 72.3 | 264 | 64.4 | 0.059 | 397 | 66.8 |
No | 51 | 27.7 | 146 | 35.6 | 197 | 33.2 |