Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Type III tests of fixed effects for phase 2
| Glare type | Factor | DFN* | DFD* | F | p |
|---|---|---|---|---|---|
| Discomfort | Age | 2 | 80 | 1.45 | 0.2412 |
| Discomfort | Luminaire | 3 | 80 | 50.03 | <0.0001 |
| Discomfort | Age × luminaire | 6 | 80 | 0.18 | 0.9821 |
| Disability | Age | 2 | 80 | 5.87 | 0.0042 |
| Disability | Luminaire | 3 | 80 | 35.45 | <0.0001 |
| Disability | Age × luminaire | 6 | 80 | 1.08 | 0.3800 |
Degrees of freedom numerator (DFN) and denominator (DFD)
