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| Change From Baseline | |||||||
| Endpoint | Count | Adjusted Mean (SE) | Adjusted Mean (SE) | Treatment Difference | ||||
| VapoRub | Petrolatum | VapoRub | Petrolatum | VapoRub | Petrolatum | Adjusted Mean (SE) | P-value | |
| Subjective Quality of Sleep Questionnaire | ||||||||
| Sleep Quality1 | 46 | 47 | 41.4 (2.68) | 49.3 (2.65) | −21.6 (2.68) | −13.7 (2.65) | −7.9 (3.78) | 0.0392 |
| Wake Up Refreshed2 | 46 | 47 | 53.5 (2.33) | 45.0 (2.30) | 19.6 (2.33) | 11.2 (2.30) | 8.4 (3.29) | 0.0122 |
| Sleep Onset Latency (min) | 46 | 47 | 21.8 (2.22) | 22.6 (2.20) | −4.0 (2.22) | −3.2 (2.20) | −0.8 (3.13) | 0.7929 |
| Number of Awakenings | 46 | 47 | 1.3 (0.17) | 1.7 (0.17) | −1.3 (0.17) | −1.0 (0.17) | −0.3 (0.25) | 0.2048 |
| Total Sleep Time (min) | 46 | 47 | 471.2 (5.91) | 472.3 (5.84) | 6.2 (5.91) | 7.3 (5.84) | −1.1 (8.31) | 0.8988 |
| Wake After Sleep Onset (min) | 46 | 47 | 10.0 (1.49) | 12.1 (1.48) | −9.0 (1.49) | −6.9 (1.48) | −2.1 (2.10) | 0.3271 |
| Sleep Efficiency | 46 | 47 | 92.3 (0.77) | 91.7 (0.76) | 2.7 (0.77) | 2.1 (0.76) | 0.6 (1.08) | 0.5505 |
| Karolinska Sleep Diary |
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| How well did you sleep | 46 | 47 | 3.5 (0.11) | 3.3 (0.11) | 0.9 (0.11) | 0.7 (0.11) | 0.2 (0.16) | 0.2272 |
| Difficulties falling asleep | 46 | 47 | 3.6 (0.12) | 3.4 (0.12) | 0.5 (0.12) | 0.3 (0.12) | 0.2 (0.17) | 0.2732 |
| Have a restless sleep | 46 | 47 | 3.6 (0.12) | 3.4 (0.12) | 0.8 (0.12) | 0.6 (0.12) | 0.2 (0.17) | 0.2843 |
| How deep was your sleep | 46 | 47 | 3.7 (0.09) | 3.5 (0.09) | 0.6 (0.09) | 0.5 (0.09) | 0.1 (0.13) | 0.3444 |
| How much did you dream | 46 | 47 | 3.9 (0.13) | 3.8 (0.13) | −0.2 (0.13) | −0.3 (0.13) | 0.1 (0.18) | 0.6127 |
| Did you get enough sleep | 46 | 47 | 3.9 (0.11) | 3.4 (0.11) | 0.6 (0.11) | 0.1 (0.11) | 0.5 (0.16) | 0.0036 |
| How was it to get up | 46 | 47 | 3.5 (0.11) | 3.1 (0.11) | 0.8 (0.11) | 0.4 (0.11) | 0.4 (0.15) | 0.0120 |
| Do you feel well rested | 46 | 47 | 3.4 (0.11) | 3.0 (0.11) | 0.9 (0.11) | 0.5 (0.11) | 0.4 (0.16) | 0.0125 |
| What caused your final awakening | 46 | 47 | 4.1 (0.10) | 4.1 (0.09) | 0.1 (0.10) | 0.1 (0.09) | 0.0 (0.13) | 0.8840 |
| Occurrences that might have affected Sleep | 46 | 47 | 1.7 (0.19) | 2.0 (0.19) | −0.2 (0.19) | 0.0 (0.19) | −0.2 (0.26) | 0.4165 |
| Sleep Quality Index | 46 | 47 | 3.9 (0.08) | 3.7 (0.08) | 0.6 (0.08) | 0.5 (0.08) | 0.1 (0.11) | 0.3124 |
| Post−sleep Questionnaire | ||||||||
| How Easy Falling Asleep2 | 45 | 46 | 52.1 (2.59) | 50.5 (2.56) | 10.3 (2.59) | 8.6 (2.56) | 1.6 (3.64) | 0.6564 |
| How Deep Was Sleep1 | 46 | 47 | 38.1 (2.21) | 44.0 (2.18) | −19.2 (2.21) | −13.3 (2.18) | −5.9 (3.11) | 0.0606 |