Table 2.
Patient characteristics and neuromuscular blockade information.
| Variable | Median (minimum, maximum) or Number |
|---|---|
| Total Patient characteristics | 100 |
| Age (years) | 59 (22, 86) |
| Sex (male) | 53 (53.0) |
| Race (White) | 85 (85.0) |
| Weight (kg) | 82.0 (42.6, 127.0) |
| Height (cm) | 172.0 (148.9, 198.1) |
| BMI | 27.2 (17.8, 41.9) |
| Dominant hand | |
| Left | 22 |
| Right | 78 |
| Neuromuscular blockade information | |
| Randomization | |
| TetraGraph on dominant hand | 50 |
| TetraGraph on non-dominant hand | 50 |
| TetraGraph location | |
| Left hand | 40 |
| Right hand | 60 |
| TOFScan location | |
| Left hand | 60 (60.0) |
| Right hand | 40 (40.0) |
| TetraGraph TOF ratio at baseline | 1.02 (88, 120) |
| TOFScan TOF ratio at baseline | 1.00 (64, 101) |
| TetraGraph blockade onset (seconds) | 160 (40, 900) |
| TOFScan blockade onset (seconds) | 120 (60, 300) |
| Device that reached TOFC of zero first | |
| Same time | 18 (18.0) |
| TetraGraph | 25 (25.0) |
| TOFScan | 57 (57.0) |
BMI, Body Mass Index; TOF, Train-Of-Four; TOFC, Train-Of-Four Count.
TetraGraph TOF ratio at baseline was slightly higher than TOFScan TOF ratio at baseline (Median: 102 vs. 100, p < 0.001). The primary outcome of blockade onset was significantly longer for TetraGraph compared to TOFScan (Median: 160 vs. 120 s, p < 0.001).