From: Sonographic evaluation of peri-arterial nitroglycerine for radial artery cannulation in morbidly obese patients: a prospective randomized study
HR
MAP
Basal
1 min after
P*
Group L (n = 30)
77 ± 30
79 ± 26
0.53
79 ± 9
75 ± 8
0.48
Group LN (n = 30)
80 ± 28
92 ± 21
0.31
78 ± 10
79 ± 12
0.14