Tested for PTT in Blood
Normal range: 22.0 - 35.0 sec
Day 546: 30.5 
Day 1889: 33.2 
Day 1979: 31.2 
Day 1980: 33.6 
Day 1983: 37.9 
Day 1984: 33.6 
Day 1985: 34.5 
Day 1986: 36.7 
Day 1987: 37.4 
Day 1991: 41.5 
Day 1992: 38.0 
Day 1993: 35.0 

Tested for PTT in Blood
Trend is increasing
Abnormality: 
High values on days 1983, 1986, 1987, 1991, 1992
