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. 2022 Jan 31;57(4):862–870. doi: 10.1002/ppul.25842

Table 2.

Answers to the questionnaire among LCA classes

All Class 1 Class 2 p value
117 47 70
Gender: Male 32 (27.35) 16 (34.04) 16 (22.86) 0.263
Age 0.022
25–29 10 (8.55) 2 (4.26) 8 (11.43)
30–39 55 (47.01) 26 (55.32) 29 (41.43)
40–49 17 (14.53) 2 (4.26) 15 (21.43)
≥50 35 (29.91) 17 (36.17) 18 (25.71)
Work experience (years) 0.048
≥10 50 (42.74) 21 (44.68) 29 (41.43)
5–9 24 (20.51) 14 (29.79) 10 (14.29)
<5 43 (36.75) 12 (25.53) 31 (44.29)
Type of physician 0.102
Primary Care pediatricians 25 (21.37) 10 (21.28) 15 (21.43)
Academics 63 (53.85) 30 (63.83) 33 (47.14)
Students 29 (24.79) 7 (14.89) 22 (31.43)
Do you agree with the Lancet statement "Climate change represents the greatest global health threat of the 21st century"? 0.384
Partially 26 (22.22) 9 (19.15) 17 (24.29)
No 2 (1.71) 0 (0.00) 2 (2.86)
Yes 89 (76.07) 38 (80.85) 51 (72.86)
Are you interested in the issue of the health impact of climate change? Yes 112 (95.73) 47 (100.00) 65 (92.86) 0.160
In your experience, have you noticed an increase in the incidence of allergic respiratory diseases in children living in urban areas compared to those living in rural areas? 83 (70.94) 36 (76.60) 47 (67.14) 0.370
In your experience, what is the status of the incidence of allergic respiratory diseases in children? 0.247
Increased 106 (90.60) 40 (85.11) 66 (94.29)
Unchanged 8 (6.84) 5 (10.64) 3 (4.29)
I don't know 3 (2.56) 2 (4.26) 1 (1.43)
In your experience, have you noticed an increase in cases of asthma and/or pollen‐induced rhinitis? 0.883
No 20 (17.09) 9 (19.15) 11 (15.71)
Yes, for both of them 82 (70.09) 31 (65.96) 51 (72.86)
Yes, allergic bronchial asthma only 2 (1.71) 1 (2.13) 1 (1.43)
Yes, allergic rhinitis only 13 (11.11) 6 (12.77) 7 (10.00)
In your experience, have you noticed an increase in the severity of asthma and/or pollen‐induced rhinitis? 0.438
No 38 (32.48) 15 (31.91) 23 (32.86)
Yes, for both of them 53 (45.30) 23 (48.94) 30 (42.86)
Yes, allergic bronchial asthma only 11 (9.40) 2 (4.26) 9 (12.86)
Yes, allergic rhinitis only 15 (12.82) 7 (14.89) 8 (11.43)
Do you know which pollen species are responsible for allergic respiratory diseases in the area where you work? 0.482
No 13 (11.11) 7 (14.89) 6 (8.57)
Yes, I consult the regional pollen calendars 72 (61.54) 29 (61.70) 43 (61.43)
Yes, but I don't consult the regional pollen calendars 32 (27.35) 11 (23.40) 21 (30.00)
In your experience have you noticed an increase in the number of children with positive allergy tests for pollen? 71 (60.68) 34 (72.34) 37 (52.86) 0.05
In your experience, does the pollen season start earlier and last longer than in the past? 0.666
Start first 25 (21.37) 11 (23.40) 14 (20.00)
It starts earlier and ends later 66 (56.41) 27 (57.45) 39 (55.71)
Unchanged 1 (0.85) 0 (0.00) 1 (1.43)
I do not know 10 (8.55) 5 (10.64) 5 (7.14)
Finish later 15 (12.82) 4 (8.51) 11 (15.71)
Do you know what "thunderstorm asthma" is? 66 (56.41) 30 (63.83) 36 (51.43) 0.256
In your experience, is it useful to warn pollen‐allergic asthmatic patients of the risk of “thunderstorm asthma”? 60 (51.28) 26 (55.32) 34 (48.57) 0.598
In your experience have you noticed an increase in the number of children with positive allergy tests for mold? 48 (41.03) 23 (48.94) 25 (35.71) 0.217
Do your patients' parents know about the potential health effects of climate change? 30 (25.64) 14 (29.79) 16 (22.86) 0.532
Do your patients' parents want to increase their knowledge of the effects of climate change on health? 86 (73.50) 38 (80.85) 48 (68.57) 0.207
Would you be interested in receiving more education on health problems for children as an effect of climate change? 114 (97.44) 47 (100.00) 67 (95.71) 0.400
What are the update sources you consult on these issues?
Scientific paper 96 (82.05) 38 (80.85) 58 (82.86) 0.975
Internet 73 (62.39) 35 (74.47) 38 (54.29) 0.044
Meeting 74 (63.25) 30 (63.83) 44 (62.86) 1.000
Training course 21 (17.95) 9 (19.15) 12 (17.14) 0.975

Note: Bold values refer to significance for differences between the two classes (p < 0.05 was considered statistically significant).

Abbreviation: LCA, latent class analysis.