Table 1.

Finding prevalence in chest X-rays at the university hospital (approximation by 600 samples from August 2016 to February 2019). The table is ordered by finding urgency as defined by two expert radiologists

Finding	Total count	Prevalence (%)
Pneumothorax	23	$3.8\left(\frac{23}{600}\right)$
Congestion	124	$20.7\left(\frac{124}{600}\right)$
Pleural effusion	236	$39.3\left(\frac{236}{600}\right)$
Infiltrate	100	$16.7\left(\frac{100}{600}\right)$
Atelectasis	124	$20.7\left(\frac{124}{600}\right)$
Cardiomegaly	117	$19.5\left(\frac{117}{600}\right)$
Mass	38	$6.3\left(\frac{38}{600}\right)$
Foreign object	298	$49.7\left(\frac{298}{600}\right)$
Normal	186	$31.0\left(\frac{186}{600}\right)$