PET/CT in the Staging of the Non-Small-Cell Lung Cancer

Table 1

Recent studies evaluating N staging with PET/CT compared with PET and CT.

Ref.	Sensitivity (%)			Specificity (%)			PPV (%)			NPV (%)			Accuracy (%)
	PET/CT	PET	CT	PET/CT	PET	CT	PET/CT	PET	CT	PET/CT	PET	CT	PET/CT	PET	CT
[25]	70			94			64			95
[26]				95		77							87		69
[27]	54			92			74			82			81
[28]	65			97			79			90			92
[29]	86		69	85		71	64		43	95		88	85		71
[18]	83	83	83	84	81	68	75	71	60	90	89	88	84	82	74
[30]	84		84	85		61							85		74
[31]	56		65	100		89							90		83
[20]	85		70	84		69							84		69
Average	73	83	74	91	81	73	71	71	52	90	89	88	86	82	73