Table 2.

Difference for every lung zone evaluation and the total score in Brixia scoring between the 2 observers.

Scoring parameter	Observer, median (IQR)			P valuea
	1	2
Zone A (RULb)	0.0 (0.0-1.0)	0.0 (0.0-1.0)	.33
Zone B (RMLc)	0.0 (0.0-2.0)	0.0 (0.0-2.0)	.45
Zone C (RLLd)	1.0 (0.0-2.0)	1.0 (0.0-2.0)	.99
Zone D (LULe)	0.0 (0.0-0.0)	0.0 (0.0-1.0)	.37
Zone E (LMLf)	0.0 (0.0-2.0)	0.0 (0.0-2.0)	.61
Zone F (LLLg)	1.0 (0.0-2.0)	1.0 (0.0-2.0)	.45
Overall CXRh score	3.0 (0.0-9.25)	3.0 (0.0-10.0)	.55
Δ Overall CXR score	0.0 (0.0-1.0)	N/Ai	N/A

^aP<.05 is considered statistically significant.

^bRUL: right upper lobe.

^cRML: right middle lobe.

^dRLL: right lower lobe.

^eLUL: left upper lobe.

^fLML: left middle lobe.

^gLLL: left lower lobe.

^hCXR: chest x-ray.

ⁱN/A: not applicable.