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Table 1 Results of pulse oximetry both during rest and exertion, chest x-ray finding, pulmonary function test

From: Prevalence of interstitial lung disease among patients with systemic sclerosis in Iraqi Kurdistan

  Frequency Percent
O 2 Saturation (rest)   
Above 92 20 66.7
Below 92 10 33.3
O 2 Saturation (exertion)   
Above 92 13 43.3
Below 92 17 56.7
CXR   
Normal 19 63.3
Basal reticular shadowing 11 36.7
Pulmonary function test   
Normal 15 50.0
Restrictive 15 50.0
Obstructive 0 00.0
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