Table 4 Performance diagnostic to SGA- and LGA-newborns according to the Basso SFH-chart [16] and the national reference SFH-chart [1, 2]

From: Validation of a symphysis-fundal height chart developed for pregnancy complicated by diabetes and hyperglycemia: an observational study

  SFH-chart [16] National reference SFH-chart [1, 2]
  SGAa LGAb SGA LGA
Sens 100,0 (77,2; 100,0) 100,0 (87,9; 100,0) 38.9 (20,3; 61,4) 66.7 (47,8; 81,4)
Espec 89,6 (84,5; 95,2) 90,4 (85,2; 93,9) 100,0 (96,3; 100,0) 100,0 (95,9; 100,0)
PPV 39,4 (24,7; 56,3) 62,2 (47,6; 74,9) 100 (64,6; 100,0) 100,0 (82,4; 100,0)
NPV 100,0 (97,8; 100,0) 100,0 (97,7; 100,0) 90,1 (83,1; 94,4) 91,0 (83,8; 95,2)
Accuracy 90,3 (85,5; 93,6) 91,8 (87,2; 94,8) 90,7 (84,1; 94,7) 92,4 (86,1; 95,9)
  SGA newborn [X2 = 18.05 (p < 0,001)c]  
  LGA newborn [X2 = 15.06 (p < 0,001)c]  
  1. aSGA: small for gestational age newborn
  2. bLGA: large for gestational age newborn
  3. cMcNemar’s Test