On 26 Aug 2008, at 08:46, [email protected] wrote:
I need to calculate a AUC of "hem" with 8 time measurements
time hem
0 116
1 97
2 101
3 114
6 125
12 121
18 118
24 128
But I need only AUC above the threshold of hem=110
gen hem_110 = (hem-110)*(hem > 110)
this multiplies all values where hem is <= 110 by zero.
Ronan Conroy
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[email protected]
Royal College of Surgeons in Ireland
Epidemiology Department,
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