From: Diagnostic accuracy of point-of-care devices for detection of anemia in community settings in India
Type of device | Device | All readings (Hb 2–20 g/dl) | Moderate and severe anemia (Hb < 10 g/dl) | Severe anemia (Hb < 7 g/dl) |
---|---|---|---|---|
Invasive devices | Hemocue (venous) | 0.47 (0.42 to 0.52) | 0.82 (0.71 to 0.92) | 0.92 (0.81 to 1.02) |
Hemocue (capillary) | 0.18 (0.11 to 0.25) | 0.70 (0.58 to 0.82) | 0.84 (0.66 to 1.03) | |
True Hb (venous) | −0.28(− 0.36 to 0.20) | −0.23(− 0.41 to − 0.04) | 0.05(− 0.52 to 0.63) | |
True Hb (capillary) | −0.22(− 0.35 to − 0.09) | −0.23(− 0.43 to − 0.03) | −0.06(− 0.71 to 0.58) | |
Non invasive devices | Massimo (technician) | 0.06(−0.10 to 0.24) | 1.7 (1.55 to 1.97) | −0.39(−1.37 to 0.57) |
Massimo (ANM) | 0.47 (0.37 to 0.58) | 1.7 (1.56 to 1.98) | 1.10 (0.20 to 1.99) | |
AJO (technician) | 0.43 (0.17 to 0.69) | 2.6 (2.07 to 3.2) | 3.84 (2.62 to 5.06) | |
AJO (ANM) | 0.71 (0.46 to 0.96) | 2.5 (1.88 to 3.12) | 4.1 (2.6 to 5.6) |