Table 1.
Dosimetry for the study
| Parameter | Amber LED |
| Central wavelength (nm) | 630 |
| Spectral width (nm) | 20 |
| Operation mode | Continuous |
| Average radiant power (one LED) (mW) | 250 |
| Power density at aperture (mW/cm2) | 62.5 |
| Total number of LEDs | 5 |
| Irradiated area per application (cm2) | 20 |
| Irradiance at the target (mW/cm2) | 62.5 |
| Exposure duration (s) | 64 |
| Radiant exposure (J/cm2) | 4 |
| Energy density at aperture (J/cm2) | 4 |
| Radiant energy per application (J) | 80 |
| Application technique | 2–3 repetitions per member*, on the skin surface |
| Number and frequency of sessions | 2×/week, 4×/month, 8 sessions |
*Application on the skin of both hands and feet.
LED, light-emitting diode.