Symptoms | Pf pos,an (%) | Pf neg,bn (%) | P value | Sensitivity (%) | Specificity (%) |
---|---|---|---|---|---|
Fever | 32 (89) | 506 (85) | 0. 49 | 88. 9 | 15. 4 |
Appetite loss | 25 (64) | 323 (54) | 0. 07 | 69. 4 | 46 |
Headache | 19 (53) | 191 (32) | 0. 01 | 52. 8 | 68. 1 |
Vomiting | 11 (31) | 237 (40) | 0. 28 | 30. 6 | 60. 4 |
Chills | 10 (28) | 56 (9) | <0. 001 | 27. 8 | 90. 6 |
Malaise | 7 (19) | 53 (9) | 0. 04 | 19. 4 | 91. 1 |
Diarrhea | 5 (14) | 121 (20) | 0. 35 | 13. 9 | 79. 8 |
Nausea | 3 (8) | 30 (5) | 0. 38 | 8. 3 | 95 |
Joint pains | 1 (3) | 12 (2) | 0. 75 | 2. 8 | 98 |
Jaundice | 0 (0) | 7 (1) | 0. 51 | 0 | 98. 8 |
Backache | 0 (0) | 8 (1) | 0. 49 | 0 | 98. 7 |