Correlation between Chest X-Ray Severity in COVID-19 and Age in Mexican-Mestizo Patients: An Observational Cross-Sectional Study

Table 3

Comparison of the total CXR score and regional CXR severity score differences between age groups using the Kruskal–Wallis Test ranking system.

Age groups		Right lung severity score			Left lung severity score			Total CXR score
		Lower	Middle	Upper	Lower	Middle	Upper
20–29 years	66	498.44	477.33	562.30	509.40	497.78	437.06	457.81
30–39 years	176	444.24	383.06	442.32	417.45	390.80	468.72	343.52
40–49 years	214	503.14	519.77	476.25	471.22	529.03	489.82	513.36
50–59 years	218	545.01	564.27	532.96	531.70	526.15	517.29	564.24
60–69 years	223	496.91	527.64	527.44	558.42	528.31	551.39	555.54
70–79 years	82	477.72	448.07	486.01	495.59	483.23	465.73	480.68
≥80 years	21	616.48	615.76	474.52	547.17	643.62	496.17	650.52
Kruskal–Wallis (6 df)		26.414	57.559	27.659	43.606	44.339	31.055	80.491
value		<0.001	<0.001	<0.001	<0.001	<0.001	<0.001	<0.001