Table 4:

Comparison of parathyroid glands (PGs) identified with high confidence before and after using NIRAF-probe in the intervention (NIRAF) cohort of 80 patients itself.

	No. of PGs identified with high confidence BEFORE using probe in NIRAF cohort	No. of PGs identified with high confidence AFTER using probe in NIRAF cohort	p-value
Overall	2.7 PGs/patient	3.1 PGs/patient	<0.001^a
Senior Surgeon	3.2 PGs/patient	3.6 PGs/patient	<0.001^a
Junior Surgeon	2.2 PGs/patient	2.5 PGs/patient	0.001^a
Resident	0.9 PGs/patient	2.9 PGs/patient	<0.001^a

^{a –}

paired t-test analysis. PG, parathyroid gland(s)