Table 1. Median and range of T2 relaxation time (ms) for each regional and general pattern.

Pattern	Location	UIPc Median[IQR]	NSIPstabled Median [IQR]	NSIPactivee Median [IQR]	P-value*{(UIP-NSIPstable)/ (NSIPstable-NSIPactive)}
Mild	RLa	61 [60–63]	61 [59–65]	77 [75–80]	{(0.87)/(<0.001)}
	LLb	61 [60–66]	74 [65–77]	86 [80–96]	{(0.86)/(0.04)}
	ventral		62 [60–69]	71 [69–78]	{/(<0.01)}
Moderate	RL	77 [73–80]	73 [70–77]	82 [75–91]	{(<0.01)/(<0.0001)}
	LL	77 [74–79]	81 [77–83]	100 [91–106]	{(0.08)/(<0.0001)}
	ventral		74 [71–77]	104 [95–106]	{/(0.02)}
Advanced		85 [80–91]	82 [79–88]		{(0.05)/}

^aright lung

^bleft lung

^cusual interstitial pneumonia (mild, n = 7; moderate, n = 59; advanced, n = 130)

^dstable nonspecific interstitial pneumonia (mild, n = 24; moderate, n = 45; advanced, n = 45)

^eactive nonspecific interstitial pneumonia (mild, n = 71; moderate, n = 56)

*from Wilcoxon rank sum test