Table 9.
Changes in hematologic parameters after daily intake of test food
| Measurements | Standard range | Group | 0 weeks | 4 weeks | 8 weeks | 12 weeks |
|---|---|---|---|---|---|---|
| WBC (/μL) | M: 3900–9800 | Placebo | 5666±1425 | 5627±1291 | 5459±1242 | 5670±1262 |
| F: 3500–9100 | KPE | 5595±1359 | 5634±1414 | 5670±1474 | 5800±1562 | |
| RBC (×104/μL) | M: 427–570 | Placebo | 463.2±25.4 | 465.5±27.0 | 468.1±28.2 | 460.0±27.7 |
| F: 376–500 | KPE | 465.4±46.3 | 458.1±46.8 | 471.7±43.7 | 456.9±45.0 | |
| Hb (g/dL) | M: 13.5–17.6 | Placebo | 13.61±1.15 | 13.46±1.20 | 13.86±1.35 | 13.61±1.33 |
| F: 11.3–15.2 | KPE | 13.56±1.15 | 13.38±1.07 | 13.83±1.15 | 13.36±1.17 | |
| Ht (%) | M: 39.8–51.8 | Placebo | 42.28±2.86 | 42.12±3.21 | 43.09±3.54 | 43.01±3.48 |
| F: 33.4–44.9 | KPE | 42.14±3.31 | 41.89±3.08 | 42.89±3.16 | 42.35±3.27 | |
| Plts (×104/μL) | M: 13.1–36.2 | Placebo | 27.29±5.35 | 27.57±4.76 | 27.10±4.56 | 26.60±5.56 |
| F: 13.0–36.9 | KPE | 27.88±5.01 | 27.09±5.59 | 27.33±5.53 | 26.78±5.78 | |
| MCV (fL) | M: 82.7–101.6 | Placebo | 91.32±4.73 | 92.29±4.93 | 92.05±5.10 | 93.46±4.76 |
| F: 79.0–100.0 | KPE | 90.86±4.70 | 91.80±4.79 | 91.19±4.65 | 92.99±4.79 | |
| MCH (pg) | M: 28.0–34.6 | Placebo | 29.37±1.91 | 29.49±1.90 | 29.59±1.97 | 29.56±1.98 |
| F: 26.3–34.3 | KPE | 29.22±1.54 | 29.31±1.56 | 29.38±1.59 | 29.33±1.62 | |
| MCHC (%) | M: 31.6–36.6 | Placebo | 32.15±0.91 | 31.94±0.89 | 32.15±0.90 | 31.62±1.20 |
| F: 30.7–36.6 | KPE | 32.17±0.62 | 31.93±0.69 | 32.22±0.67 | 31.53±0.102 |
Notes: Values are presented as mean±SD. There were no significant differences between the groups.
Abbreviations: F, female; Hb, hemoglobin; Ht, hematocrit; KPE, Kaempferia parviflora extract; M, male; MCH, mean corpuscular hemoglobin; MCHC, mean corpuscular hemoglobin concentration; MCV, mean corpuscular volume; Plts, platelets; RBC, red blood cell; WBC, white blood cell.