SENECA_OSTEOP_PREV

Contact round 1:

OSTEOP_PREV is based on SENECA variables CHRDISYN (Chronic Diseases, yes/no) and OSTEOPOR (Osteoporosis)

IF CHRDISYN = 1 (“Yes”) or 2 (“No”) AND OSTEOPOR = 1 (“Yes”) THEN OSTEOP_PREV = 1;

IF CHRDISYN = 1 (“Yes”) or 2 (“No”) AND OSTEOPOR = 2 (“No”) or 8 (“Irrelevant”) THEN OSTEOP_PREV = 0;

IF CHRDISYN = 8 (“Irrelevant”) or 9 (“Don’t know/No answer”) or . OR OSTEOPOR = 9 THEN OSTEOP_PREV = .;

Contact round 2 and 3:
OSTEOP_PREV is not available.