Effect of Bloodletting at Shaoshang and Shangyang Acupuncture Points on Outcome and Prognosis of Severe Community-Acquired Pneumonia in the Elderly

Table 1

Comparison of baseline patient characteristics.

Group	Age (year)	Gender (male)	Body mass index
Treatment ()	^@	22^#	^$
Control ()		11

^@#$, comparison to the control group at baseline.