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Table 5 Differences in the prevalence of asthma-like symptoms and asthma between the subjects with high and low kitchen risk scores in winter and summer

From: Correlation between indoor air pollution and adult respiratory health in Zunyi City in Southwest China: situation in two different seasons

Kitchen risk factors Winter Summer
Asthma-like symptoms and asthma
Yes (n) No (n) Yes (n) No (n)
Subjects with high kitchen risk score 77 384 30 267
Subjects with low kitchen risk score 81 665 16 297
Pearson Chi-square 8.556a 5.441a
p value 0.002** 0.014*
  1. aChi-square test, α = 0.05; *significant at p < 0.05, **significant at p < 0.01