Table 2.

Data on lung imaging of patients; legend: NS=not statistically significant

Chest X ray aspects	Global	Critical forms	p
normal lung imagery	158	2	<0.0001
consolidation	62	18	<0.0001
interstitial aspect	50	3	NS
"ground-glass" opacities	21	6	0.057
bronchopneumonia	5	3	0.04
pleural effusion	3	0	NS
abscesses	1	1	NS