Table 1.
Prevalence and severity of allergic rhinitis and rhinoconjunctivitis symptoms in children and adolescents from 15 centres of Mexico according to GAN 2019
| Variable | Children 6–7 years old |
Adolescents 13–14 years old |
|||||
|---|---|---|---|---|---|---|---|
| N | Frequency % | 95% CI | N | Frequency % | 95% CI | ||
| PNOSEEV | Males | 4529/16,857 | 26.7 | (26.1–27.5) | 6712/19,456 | 34.4 | (33.8–35.1) |
| Females | 4172/18,067 | 23.0 | (22.4–23.7) | 8499/21,081 | 40.3 | (39.6–40.9) | |
| Total | 8701/34,924 | 24.9 | (24.4–25.3) | 15,211/40,537 | 37.5 | (37.0–37.9) | |
| PNOSE12 | Males | 3325/16,921 | 19.6 | (19.0–20.2) | 4536/19,534 | 23.2 | (22.6–23.8) |
| Females | 2971/18,116 | 16.3 | (15.8–16.9) | 6144/21,664 | 29.0 | (28.4–29.6) | |
| Total | 6296/35,038 | 17.9 | (17.5–18.3) | 10,680/40,698 | 26.2 | (25.8–26.6) | |
| IITCH12 | Males | 2121/16,910 | 12.5 | (12.0–13.0) | 2525/19,560 | 12.9 | (12.4–13.3) |
| Females | 1980/18,097 | 10.9 | (10.4–11.3) | 4238/21,185 | 20.0 | (19.4–20.5) | |
| Total | 4101/35,007 | 11.7 | (11.3–12.0) | 6763/40,745 | 16.5 | (16.2–16.9) | |
| IEYES12 | Males | 1586/16,910 | 9.3 | (8.9–9.8) | 1953/19,554 | 9.9 | (9.5–10.4) |
| Females | 1545/18,098 | 8.5 | (8.1–8.9) | 3291/2184 | 15.5 | (15.0–16.0) | |
| Total | 3131/35,009 | 8.9 | (8.6–9.2) | 5244/40,738 | 12.8 | (12.5–13.1) | |
| ARC | Males | 1569/16,899 | 9.3 | (8.8–9.7) | 1878/19,489 | 9.6 | (9.2–10.1) |
| Females | 1525/18,094 | 8.4 | (8.0–8.8) | 3200/21,123 | 15.1 | (14.7–15.6) | |
| Total | 3094/34,994 | 8.8 | (8.5–9.1) | 5079/40,616 | 12.5 | (12.2–12.8) | |
| HFEVEREV | Males | 1590/17,114 | 9.2 | (8.8–9.7) | 1046/19,724 | 5.3 | (4.9–5.6) |
| Females | 1419/18,319 | 7.7 | (7.3–8.1) | 1491/21,370 | 6.9 | (6.6–7.3) | |
| Total | 3009/35,433 | 8.4 | (8.2–8.7) | 2537/41,094 | 6.1 | (5.9–6.4) | |
| HFEVDOC | Males | 1522/16,915 | 8.9 | (8.5–9.4) | 674/19,506 | 3.4 | (3.1–3.7) |
| Females | 1375/18,110 | 7.5 | (7.2–7.9) | 921/21,153 | 4.3 | (4.0–4.6) | |
| Total | 2897/35,025 | 8.2 | (7.9–8.5) | 1595/40,659 | 3.9 | (3.7–4.1) | |
| IACTIV12 NONE | Males | 1438/3896 | 36.9 | (35.3–38.4) | 3030/6079 | 49.8 | (48.5–51.1) |
| Females | 1360/3595 | 37.8 | (36.2–39.4) | 3217/7591 | 42.3 | (41.2–43.4) | |
| Total | 2798/7491 | 37.3 | (36.2–38.4) | 6247/13,670 | 45.6 | (44.8–46.5) | |
| IACTIV12 LOW | Males | 1526/3896 | 39.1 | (37.6–40.7) | 2470/6079 | 40.6 | (39.3–41.8) |
| Females | 1357/3595 | 37.7 | (36.1–39.3) | 3472/7591 | 45.7 | (44.6–46.8) | |
| Total | 2883/7491 | 38.4 | (37.3–39.5) | 5942/13,670 | 43.4 | (42.6–44.2) | |
| IACTIV12 MODERATE | Males | 749/3896 | 19.2 | (17.9–20.4) | 421/6079 | 6.9 | (6.2–7.5) |
| Females | 722/3595 | 20.0 | (18.7–21.3) | 681/7591 | 8.9 | (8.3–9.6) | |
| Total | 1471/7491 | 19.6 | (18.7–20.5) | 1102/13,670 | 8.0 | (7.6–8.5) | |
| IACTIV12 SEVERE | Males | 183/3896 | 4.6 | (4.0–5.3) | 158/6079 | 2.5 | (2.1–2.9) |
| Females | 156/3595 | 4.3 | (3.6–5.0) | 221/7591 | 2.9 | (2.5–3.2) | |
| Total | 339/7491 | 4.5 | (4.0–4.9) | 379/13,670 | 2.7 | (2.4–3.0) | |
| SEVERE RHINOCONJUNTIVITIS | Males | 141/15,471 | 0.9 | (0.8–1.1) | 113/17,724 | 0.6 | (0.5–0.8) |
| Females | 120/16,688 | 0.7 | (0.6–0.8) | 182/18,105 | 1.0 | (0.9–1.2) | |
| Total | 261/32,159 | 0.8 | (0.7–0.9) | 295/35,829 | 0.8 | (0.7–0.9) | |
PNOSEEV.- Have you (has your child) ever had a problem with sneezing or a runny or blocked nose when you (he or she) DID NOT have a cold or “the flu”? PNOSE12.- In the past 12 months, have you (has your child) had a problem with sneezing or a runny or blocked nose when you (he or she) DID NOT have a cold or “the flu”? ITCH12.- In the past 12 months, has this (has this child) nose problem been accompanied by an itchy nose? IEYES12.- In the past 12 months, has this (has your child's) nose problem been accompanied by itchy/watery eyes? ARC.- Sneezing or a runny or blocked nose when you (he or she) DID NOT have a cold or “the flu” accompanied by itchy/watery eyes, IACTIV12.- In the past 12 months, how much did this nose problem interfere with your (your child's) daily activities? (Not at all-none, a little-low, a moderate amount, a lot-severe), HFEVEREV.- Have you (has your child) ever had hay fever? HFEVDOC.- Was your (your child's) hay fever confirmed by a doctor? SEVERE RHINOCONJUNTIVITIS.- In the past 12 months, have you (has your child) had a problem with sneezing or a runny or blocked nose when you (he or she) DID NOT have a cold or “the flu”? In the past 12 months, has this (child's) nose problem been accompanied by itchy/watery eyes? and In the past 12 months, how much did this nose problem interfere with your (child's) daily activities? (a lot-severe)