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Incidence of urinary vitamin C using the URiSCAN 11 strip
| Classification | No. | Vitamin C (%) | |||
|---|---|---|---|---|---|
| 1+ | 2+ | 3+ | Subtotal | ||
| Inpatients | 1030 | 80 (6.5) | 86 (7.0) | 35 (2.8) | 201 (16.3) |
| Outpatients | 3348 | 296 (7.3) | 298 (7.3) | 121 (3.0) | 715 (17.6) |
| Medical check‐ups | 628 | 26 (3.2) | 48 (5.9) | 115 (14.1) | 189 (23.1) |
| Total | 5006 | 402 (6.6) | 432 (7.1) | 271 (4.4) | 1,110 (18.1) |
