Table 2: Multivariate analysis of PPSH patients with and without normalization of PTH levels.

Parameters

Persistent

PPSH (N = 5)

PPSH resolved
(N = 20)

P value

Pre-op PTH (pmol/L)

38.4

20.2

0.018

Pre-op Calcium (mmol/L)

2.76

2.67

0.222

Pre-op

Creatinine (umol/L)

88

86

0.931

ALP (IU/L)

155

131

0.386

Age at operation

66

65

0.83

Adenoma weight (g)

3.07

1.39

0.039

Vitamin D (nmol/L)

40

69.85

0.041