Table 1: Multivariate analysis of patients with and without PPSH.

Parameters

PPSH
(N = 20)

Without PPSH
(N = 46)

P value

Pre-op PTH (pmol/ L)

21.2

24.4

0.695

Pre-op Calcium

(mmol/ L)

2.691

2.706

0.748

Pre-op Creatinine (umol/L)

88

75

0.156

ALP (IU/ L)

134

154

0.669

Age at operation

66

61

0.148

Adenoma weight (g)

1.83

2.40

0.566

Vitamin D (nmol/ L)

67

57

0.158