TABLE 1.
CONVERSION OF CATEGORICAL VALUES FOR ANTERIOR CHAMBER CELLS TO NUMERICAL VALUES FOR PURPOSE OF ANALYSIS
| CORRESPONDING RANGES (NO. OF CELLS)
|
|||
|---|---|---|---|
| ORIGINAL VALUE FROM PATIENT RECORDS (CATEGORIES) | Modified Definitions from Hogan and associates1 | Definitions from the SUN Research Group14 | CONVERTED VALUE FOR CURRENT ANALYSES (NO. OF CELLS) |
| 0, rare | — | <1 | 0 |
| Rare-occasional | — | — | 0.5 |
| Occasional, trace | 1 – 4 | 1 – 5 | 2.5 |
| Occasional – 1+ | — | — | 4.5 |
| 1+ | 5 – 10 | 6 – 15 | 7.5 |
| Heavy 1+; 1–2+; light 2+ | — | — | 10 |
| 2+ | 10 – 20 | 16 – 25 | 15 |
| Heavy 2+; 2–3+; light 3+ | — | — | 20 |
| 3+ | 20 – 50 | 26 – 50 | 35 |
| Heavy 3+; 3–4+ | — | — | 50 |
| 4+ | >50 | >50 | 75 |