Table 5.
Admission haematology laboratory details for the three study sites
|
Variable |
All patients |
Kanchanaburi |
Sangklaburi |
Mae Sot |
||||
|---|---|---|---|---|---|---|---|---|
| N | Number (%) | N | N | N | ||||
| Parasitaemia /μLb,c |
953 |
72,694 (64.402-82,054) |
540 |
53,766 (45,785-63,138) |
74 |
71,793 (51,736-99,625) |
339 |
117,827 (95,989-144,633) |
| Rings % |
874 |
97 (1–100) |
486 |
97 (6–100) |
66 |
98 (42–100) |
322 |
95 (1–100) |
| Trophozoites % |
874 |
3 (0–99) |
486 |
2.5 (0–94) |
66 |
2.0 (0–58) |
323 |
4.0 (0–99) |
| Schizonts % |
876 |
0 (0–25) |
486 |
0 (0–12) |
67 |
0 (0–6) |
320 |
0 (0–25) |
| Pigmented stages > 104/L |
868 |
274/594 (32) |
482 |
121/361 (25) |
66 |
13/53 (20) |
322 |
140/180 (43) |
| Trophozoites and schizonts% |
874 |
4 (0–99) |
486 |
3 (0–94) |
66 |
2 (0–58) |
321 |
5 (0–99) |
| Modal Stage % |
833 |
55 (19–99) |
446 |
56 (19–99) |
66 |
70 (30–96) |
339 |
53 (23–97) |
| Haematocrit % |
962 |
37 (6–56) |
549 |
37 (8–56) |
74 |
38 (22–50) |
285 |
38 (6–54) |
| Haemoglobin g/dL a |
761 |
11.3 (11.1-11.5) |
476 |
10.9 (10.7-11.1) |
0 |
- |
314 |
12.0 (11.6-12.3) |
| White cells x 109/L |
889 |
6.8 (1.5-67.0) |
519 |
6.6 (1.8-67) |
56 |
5.7 (1.5-25) |
292 |
7.1 (1.9-54) |
| Neutrophils % |
863 |
75 (12–97) |
507 |
73 (31–97) |
64 |
74 (12–96) |
281 |
77 (41-96) |
| Platelets x109/L | 527 | 74 (0.5-404) | 246 | 105 (16–384) | 0 | - | 329 | 45 (1–404) |
c number of asexual parasites/1000 erythrocytes on thin film x haematocrit% × 125.6 or number of asexual parasites/200 white cells on thick film assuming white cell count 8 × 109/L.