Table 5. Study summary of serum DNA in PCP diagnosis.

Year	PCR method	PCR target	Sensitivity (%)	Specificity (%)	Reference
1992	C-PCR	DHFR	12/14 (85.7)	6/6 (100)	[13]
2012	qPCR	mt LSU rRNA	9/10 (90.0)	60/60 (100)	[14]
1998	N-PCR	ITSs	10/14 (71.4)	26/26 (100)	[15]
1996	N-PCR	mt LSU rRNA	0/15 (0)	-	[16]
1996	C-PCR	5S rRNA	10/10 (100)	-	[17]
1995	N-PCR	ITSs	27/27 (100)	18/18 (100)	[18]
		DHFR	2/20 (10.0)	18/18 (100)
1997	C-PCR	mt LSU rRNA	1/13 (7.7)	19/22 (86.4)	[19]
1991	C-PCR	DHFR	7/18 (38.9)	-	[20]

Abbreviations: C-PCR, conventional PCR; N-PCR, nested PCR; DHFR, dihydrofolate reductase; ITSs, internal transcribed spacers.