Table 3 Comparison of the percentage of eyes within the prediction error for each formula.

From: Accuracy comparison of six intraocular lens formulas using total and standard keratometry measurements with the iolmaster 700

± 0.25D(%)

BU II-TK

SRK/T-TK

Haigis-TK

Hoffer Q-TK

Holladay 1-TK

Holladay 2-TK

43.4

38.5

39.8

38.9

36.2#

43.9*

BU II-K

SRK/T-K

Haigis-K

Hoffer Q-K

Holladay 1-K

Holladay 2-K

45.7a*

39.4

40.7

38.0

34.4#

41.6

± 0.50D(%)

BU II-TK

SRK/T-TK

Haigis-TK

Hoffer Q-TK

Holladay 1-TK

Holladay 2-TK

76.5b*

67.4

69.2

63.8

62.9#

65.2#

BU II-K

SRK/T-K

Haigis-K

Hoffer Q-K

Holladay 1-K

Holladay 2-K

76.5c*

67.4

71.0

64.7

65.6

67.9

± 0.75D(%)

BU II-TK

SRK/T-TK

Haigis-TK

Hoffer Q-TK

Holladay 1-TK

Holladay 2-TK

85.5d*

80.5

81.0

77.4

77.8

76.5#

BU II-K

SRK/T-K

Haigis-K

Hoffer Q-K

Holladay 1-K

Holladay 2-K

86.9e*

82.4

84.2f

80.5g

80.1#

81.5h

± 1.00D(%)

BU II-TK

SRK/T-TK

Haigis-TK

Hoffer Q-TK

Holladay 1-TK

Holladay 2-TK

89.6*

88.2

89.1

85.5#

87.3

87.8

BU II-K

SRK/T-K

Haigis-K

Hoffer Q-K

Holladay 1-K

Holladay 2-K

90.5*

88.2

89.6

86.9#

87.8

88.7

  1. #Represents the minimum value; *Represents the maximum value.
  2. aBU II-K > Holladay 1-K formula (p < 0.01).
  3. bBU II-TK > SRK/T-TK, Hoffer Q-TK, Holladay 1-TK, Holladay 2-TK formulas (p < 0.01).
  4. cBU II-K > SRK/T-K, Hoffer Q-K, Holladay 1-K, Holladay 2-K formulas (p < 0.01).
  5. dBU II-TK > Hoffer Q-TK, Holladay 1-TK, Holladay 2-TK formulas (p < 0.01).
  6. eBU II-K > Hoffer Q-K, Holladay 1-K, Holladay 2-K formulas (p < 0.01).
  7. fHaigis-K > Haigis-TK formula (p = 0.016).
  8. gHoffer Q-K > Hoffer Q-TK formula (p = 0.039).
  9. hHolladay 2-K > Holladay 2-TK formulas (p = 0.001).
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