Had chemical hair treatment
Datafile
Variable note:
This variable is part of the "Biomarker and sample collection" experiment. See the description of experiments in the IP User Guide.
Question asked in the latest wave:
hairsample_ip12.hairtrea
Question label:
Had chemical hair treatment
Question text:
Has your hair been chemically treated, for example, having a perm, chemical straightening or the like?
Question universe:
if (GRIDVARIABLES.MODETYPE = 1 & ff_gridmodew12 = 4) & ((ANNUALEVENTHISTORY.PREGOUT 4 & FERTILITYHISTORY.PREGN 1) & ANNUALEVENTHISTORY.BRFED 3 & ANNUALEVENTHISTORY.BRFEDSTILL 1 & FERTILITYHISTORY.BREASTFEED 1) (Mode is face-to-face and respondent is assigned to a nurse AND respondent is not pregnant or currently breastfeeding)
and if HAIRLEN = 1 & HEADSHK = 1 (Has hair longer than 2cm and can keep head still)
and if HAIRWILL = 1 (Willing to provide hair sample)
and if HRCONSC = 1 (Signed consent form)
and if HAIRCUT = 1 (Hair sample obtained)
Further details:
For further details about this question, please see the questionnaires
| Value label | Value | Absolute frequency | Relative frequency |
|---|---|---|---|
| inapplicable | -8 | 124 | 13.57% |
| don't know | -1 | 1 | 0.11% |
| Yes | 1 | 20 | 2.19% |
| No | 2 | 769 | 84.14% |
| Total | 914 | 100.0% |



