Table 1.
Demographic and baseline characteristics (modified intention-to-treat population)
| Variable | Statistic | Methoxyflurane (n=47) | Placebo (n=48) | Total (N=95) |
|---|---|---|---|---|
|
| ||||
| Age (years) | n | 47 | 48 | 95 |
| Mean (SD) | 14.4 (1.4) | 13.5 (1.5) | 14 (1.5) | |
| Median (range) | 14 (12–17) | 13 (12–17) | 14 (12–17) | |
| Gender, n (%) | Male | 32 (68.1) | 35 (72.9) | 67 (70.5) |
| Female | 15 (31.9) | 13 (27.1) | 28 (29.5) | |
| Race, n (%) | White | 41 (87.2) | 40 (83.3) | 81 (85.3) |
| Asian | 0 | 5 (10.4) | 5 (5.3) | |
| Black | 1 (2.1) | 1 (2.1) | 2 (2.1) | |
| Other | 5 (10.6) | 2 (4.2) | 7 (7.4) | |
| Injury type, n (%) (first injurya) | Other | 24 (51.1) | 29 (60.4) | 53 (55.8) |
| Fracture | 11 (23.4) | 11 (22.9) | 22 (23.2) | |
| Contusion | 9 (19.1) | 6 (12.5) | 15 (15.8) | |
| Dislocation | 1 (2.1) | 1 (2.1) | 2 (2.1) | |
| Laceration | 1 (2.1) | 1 (2.1) | 2 (2.1) | |
| Injury due to foreign body | 1 (2.1) | 0 | 1 (1.1) | |
| Site, n (%) | Right upper limb | 13 (27.7) | 14 (29.2) | 27 (28.4) |
| Left upper limb | 13 (27.7) | 8 (16.7) | 21 (22.1) | |
| Right lower limb | 6 (12.8) | 11 (22.9) | 17 (17.9) | |
| Left lower limb | 5 (10.6) | 9 (18.8) | 14 (14.7) | |
| Other | 7 (14.9) | 4 (8.3) | 11 (11.6) | |
| Face | 2 (4.3) | 1 (2.1) | 3 (3.2) | |
| Back | 1 (2.1) | 1 (2.1) | 2 (2.1) | |
| VAS pain intensity (mm) | 45 | 47 | – | |
| Mean (SD) | 61.7 (16.56) | 61.0 (13.33) | – | |
| Median (range) | 64 (23–100) | 58 (35–87) | – | |
Notes:
a
One patient had >1 injury (second and third injuries were contusion and abrasion to knee and finger). “–” indicates data not available.
Abbreviation: VAS, visual analog scale.