Description
For sample persons age 17 years and older who have gave or sold blood at least 1 time during the past 12 months (BLOODGAVYNO), BLOODUNKNO reports the number of times in the past 12 months the sample person donated blood for an unknown reason.
[show more]The field representative's manual states that this is one of a set of multiple responses to the question determining what the sample person's reasons were to give or sell blood. It also states that if more than one donation was reported, the reasons for each individual blood donation were determined separately.
The other possible responses were:
- (BLOODSOLDNO) Number of times sold blood, past 12
- months
- (BLOODBANKNO) Number of times donated to blood bank, past 12 months
- (BLOODREPLNO) Number of times replaced blood, past 12 months
- (BLOODUNPDNO) Number of times made other unpaid blood donation, past 12 months
- (BLOODOTHNO) Number of times gave blood for other reason, past 12 month
