Table 1 Characteristics of children receiving intranasal dexmedetomidine combined with oral midazolam sedation for MRI examination
|  | Group D(n = 26) | Group M(n = 27) | P-value |
|---|---|---|---|
Male/Female(n/n) | 12/14 | 17/10 | 0.219 |
Age (month) | 18 [6, 36] | 37[8, 49] | 0.109 |
Weight (kg) | 12.06 ± 4.84 | 14.19 ± 5.69 | 0.149 |
ASA (I/II) | 21/5 | 25/2 | 0.250 |
Successful sedation(n) | 14 | 14 | Â |
 Examination time (min) | 7.0[7.0, 10.0] | 7.0[6.8, 8.0] | 0.217 |
 Sedation onset time (min) | 30.0[25.0, 38.0] | 19.5[15.0, 35.0] | 0.027 |
 Sedation recovery time (min) | 81.2 ± 26.0 | 73.6 ± 28.3 | 0.463 |
 Overall sedation time (min) | 112.4 ± 23.0 | 98.2 ± 30.0 | 0.171 |