Table 2.

Reproducibility data observed in a cancer patient, a smoker and a non-smoker

	Counts per second (CPS)	CEA (ng/ml)
Patient with high CEA
Replicate-1:	10606939	67.02
Replicate-2:	11254190	71.17
Replicate-3:	10843538	68.50
Replicate-4:	11468146	72.67
Mean ± SD	11043203 ± 389565.76	69.84 ± 2.55
%CV	3.53	3.65
Smoker
Replicate-1:	912044.4	4.82
Replicate-2:	970260	5.23
Replicate-3:	989665	5.3
Mean ± SD	957323 ± 40395.28	5.12 ± 0.259
%CV	4.2	5.06
Non-smoker
Replicate-1:	409945.7	1.603
Replicate-2:	427858	1.718
Replicate-3:	432136.58 (1.01)	1.746
Mean ± SD	423313.3 ± 11772.8	1.689 ± 0.076
%CV	2.78	4.49