Clinical Trial on the Characteristics of Zheng Classification of Pulmonary Diseases Based on Infrared Thermal Imaging Technology

Table 2

The distribution of age range in different groups (n).

Groups	𝑛	46~60 years old	61–75 years old	𝜒^2	𝑃
Group A	72	53	19	4.728	0.094
Group B	35	19	16
Group C	76	46	30