Table 4.

Measurement agreement among gastric sensor pairs. Bias represents the mean difference between IRP measurements. GM1 is the most proximal gastric sensor and GM6 is the most distal. Units for all numerical measurements are in millimeters of mercury (mmHg). LOA, limit of agreement.

	Bias (CI)	Lower LOA (CI)	Upper LOA (CI)
GM1 vs GM2	−0.39 (−0.88, 0.09)	−5.19 (−6.03, −4.36)	4.41 (3.58, 5.25)
GM1 vs GM3	−0.23 (−0.94, 0.49)	−7.29 (−8.51, −6.06)	6.83 (5.60, 8.05)
GM1 vs GM4	−0.57 (−1.24, 0.09)	−7.15 (−8.30, −6.01)	6.01 (4.87, 7.15)
GM1 vs GM5	−1.34 (−2.28, −0.41)	−10.59 (−12.20, −8.99)	7.90 (6.30, 9.51)
GM1 vs GM6	−1.52 (−2.38, −0.66)	−10.03 (−11.51, −8.56)	7.00 (5.52, 8.48)
GM2 vs GM3	0.16 (−0.43, 0.75)	−5.69 (−6.71, −4.68)	6.02 (5.00, 7.03)
GM2 vs GM4	−0.18 (−0.82, 0.46)	−6.52 (−7.62, −5.42)	6.15 (5.05, 7.25)
GM2 vs GM5	−0.95 (−1.83, −0.07)	−9.63 (−11.13, −8.12)	7.72 (6.21, 9.23)
GM2 vs GM6	−1.13 (−1.93, −0.33)	−9.03 (−10.40, −7.66)	6.77 (5.40, 8.14)
GM3 vs GM4	−0.34 (−0.83, 0.14)	−5.12 (−5.95, −4.29)	4.44 (3.61, 5.27)
GM3 vs GM5	−1.11 (−1.80, −0.42)	−7.93 (−9.11, −6.74)	5.70 (4.52, 6.88)
GM3 vs GM6	−1.29 (−1.99, −0.59)	−8.23 (−9.44, −7.03)	5.65 (4.45, 6.86)
GM4 vs GM5	−0.77 (−1.40, −0.14)	−7.00 (−8.08, −5.92)	5.46 (4.37, 6.54)
GM4 vs GM6	−0.95 (−1.70, −0.19)	−8.41 (−9.71, −7.11)	6.52 (5.22, 7.81)
GM5 vs GM6	−0.18 (−0.79, 0.43)	−6.20 (−7.25, −5.16)	5.85 (4.80, 6.90)