TABLE 2

Sensitivities, Specificities, LRs, and DORs of Screening Tools for Identifying Elevated BP

Screening ToolsNSensitivity (95% CI)Specificity (95% CI)Positive LR (95% CI)Negative LR (95% CI)DOR (95% CI)Area Under Curve (SE)
Prehypertensiona
 BPHR40.97 (0.97–0.97)0.73 (0.73–0.73)3.63 (3.60–3.66)0.04 (0.04–0.04)87.62 (82.09–93.51)0.87 (0.04)
 SBPHR10.77 (0.74–0.80)0.77 (0.76–0.78)3.35 (3.14–3.57)0.30 (0.26–0.34)11.20 (9.30–13.49)
 DBPHR10.73 (0.70–0.76)0.73 (0.72–0.74)2.71 (2.54–2.88)0.37 (0.33–0.42)7.34 (6.15–8.75)
 MBPHR20.97 (0.96–0.97)0.88 (0.88–0.88)8.14 (7.98–8.29)0.04 (0.03–0.04)213.96 (193.88–236.13)
 Diagnostic criteria formulas10.57 (0.53–0.61)1.00 (1.00–1.00)286.86 (153.84–534.88)0.43 (0.39–0.47)663.62 (349.59–1259.71)
 Mitchell et al12 table20.98 (0.97–0.99)0.78 (0.77–0.79)4.44 (4.22–4.67)0.03 (0.02–0.04)160.97 (99.12–261.42)
 Kaelber and Pickett13 table20.98 (0.97–0.99)0.88 (0.88–0.89)8.47 (7.85–9.13)0.02 (0.01–0.04)355.33 (215.01–587.25)
 Ardissino et al15 table10.63 (0.59–0.67)1.00 (1.00–1.00)318.54 (170.99–593.44)0.37 (0.33–0.41)862.50 (453.87–1639.02)
Hypertensionb
 BPHR70.98(0.98–0.98)0.83 (0.83–0.83)5.79 (5.73–5.84)0.02 (0.02–0.03)259.25 (229.30–293.10)0.97 (0.02)
 SBPHR20.81 (0.77–0.84)0.81 (0.80–0.82)4.28 (4.03–4.54)0.24 (0.19–0.29)18.13 (14.20–23.14)
 DBPHR20.76 (0.72–0.80)0.72 (0.72–0.73)2.75 (2.59–2.93)0.33 (0.28–0.39)8.32 (6.64–10.41)
 MBPHR30.98 (0.98–0.98)0.89 (0.89–0.90)9.28 (9.10–9.47)0.02 (0.02–0.03)409.57 (348.12–481.88)0.99 (0.02)
 Diagnostic criteria formulas30.78 (0.75–0.81)0.99 (0.99–0.99)77.01 (62.83–94.39)0.22 (0.20–0.26)343.04 (263.84–446.01)0.99 (0.01)
 Mitchell et al12 table30.98 (0.97–0.99)0.71 (0.70–0.72)3.41 (3.30–3.54)0.03 (0.02–0.05)122.04 (70.34–211.76)0.89 (0.06)
 Chiolero et al14 table30.83 (0.82–0.84)0.99 (0.99–0.99)99.73 (88.23–112.73)0.17 (0.16–0.18)584.82 (501.32–682.24)0.96 (0.05)
 Kaelber and Pickett13 table40.98 (0.97–0.99)0.78 (0.77–0.78)4.39 (4.22–4.56)0.02 (0.01–0.04)198.50 (118.88–331.48)0.94 (0.02)
 Ardissino et al15 table20.85 (0.82–0.88)0.98 (0.98–0.99)56.23 (46.07–68.63)0.15 (0.12–0.18)374.43 (276.91–506.30)
  • —, no reference.

  • a Defined as age-, sex-, and height-specific 90th percentile or ⩾120/80 mm Hg.

  • b Defined as age-, sex-, and height-specific 95th percentile.