Table 4.

Timing of assessments of mesenteric flow

Study	Pre-exercise assessment	Assessment during exercise	Post-exercise assessment
Endo et al. [30]	25–40 min	–	Post 1: 15-30 min Post 2: 40-45 min
Osada et al. [37]	Time not stated	–	Every 45 s until 3 min, alternate minutes between 4–14 min
Wright et al. [32]	Up to 3 days prerace	–	Upon race completion
Endo et al. [29]	Not stated	Ten points in first 2 min; every 30 s for 2 min	Every 30 s for 3 min
Peters et al. [38]	Three times in 25 min rest period	–	Test 1: immediately following 30 min cycling Test 2: following 20 min cycling
Waaler et al. [41]	2 min intervals for 5 min	During last 20 s of 2 min test	2 min intervals for 5 min
Osada et al. [43]	One resting measurement	Every 5 min for 20 min	At 1 min, between 2 and 5 min
Perko et al. [39]	One resting measurement	One measurement during exercise	2 min after cycling
Puvi-Rajasingham et al. [44]	Time not specified	At 3, 6 and 9 min	At 2, 5 and 10 min
Puvi-Rajasingham et al. [33]	Time not specified	At 3, 6 and 9 min	At 2, 5 and 10 min
Puvi-Rajasingham et al. [34]	Time not specified	At 3, 6 and 9 min	At 2, 5 and 10 min
Duprez et al. [42]	Continuously 3 min	Continuously for 90 s	Continuously for 3 min
Eriksen et al. [28]	During final 2 min of 20 min rest	During the final 2 min at end of 4 min cycle	During final 2 min of 8 min rest period
Chauduri et al. [35]	10 min prior	At 120 s	–
Muller et al. [36]	–	–	–
Qamar et al. [40]	After 30 min rest	–	T = 0, 5, 10, 15, 30 min

AF autonomic failure, BP blood pressure, CO cardiac output, MAP mean arterial pressure, MBV mean blood volume, LCFA left common femoral artery, RCFA right common femoral artery, RI resistance index, SMA superior mesenteric artery, SMABF superior mesenteric artery blood flow, SVR systemic vascular resistance, TAMV time-averaged mean velocity, TAV time-averaged velocity, USS ultrasound