"70 year old" is correct and usable in written English.
For example, "He was a 70 year old man when he retired."
A 70 year old male with Hypotension and dizziness requiring IV fluid resuscitation.
Three 70 year old drainage pumps were unable to cope when flooding occurred at a UK power station in 2007.
If you compare being a 70 year old woman to a 70 year old man, the old woman will maybe get to play a grandmother.
Patient 2 was a 70 year old woman.
Particularly, the ORR was 58.3% in patients above 70 year-old compared to 68.8% for patients less than 70 year old at the inclusion (p = 0.51).
The 70 year-old serial entrepreneur remains remarkably productive.
A 70 year-old woman (patient 9, Table 1) complained of difficulty reading for one year.
A 70 year-old male presented at the Emergency Department with acute abdominal pain and hypotension.
HBoV was detected in four adult patients, including 60 and 70 year-old patients.
A 70-year old in a Toyota is old, but a 70-year old in a Ferrari is young".
One was a 70-year old male ex-smoker who had hypertension and ischaemic heart disease.
