The phrase "administered or administered" is not correct as it is repetitive and does not convey a clear meaning.
It may be intended to refer to the act of administering something, but the repetition makes it confusing and unusable in written English.
Example: "The medication was administered to the patient."
Alternatives: "given" or "provided".
It is not possible to meaningfully compare the findings across studies as there was no consistency in methods, with studies using different instruments for screening and diagnosis, and different methods of recruitment and administration (clinician administered, researcher administered or self report) of instruments (Table 1).
PRO instruments are either completed by study participants' themselves (self-administered) or administered by an interviewer.
The information in patient-relevant measures relies exclusively on the information provided by the patient, generally collected by questionnaires, either self-administered or administered by interviewers.
Data were collected between April and August 2013 using a semi-structured open-ended questionnaire, either self-administered or administered during in-person meetings.
It constitutes a general single-item question to which the answers can easily be collected via a self-administered or administered questionnaire.
The time spent administering the questionnaire was evaluated according to the method of administration (self-administered or administered by an interviewer).
Furthermore patient questionnaires are self-administered or administered by the research pharmacist and trial co-ordinator rather than pharmacists or GPs.
Further, the AT teachers administered the baseline and six week questionnaires, which could introduce another bias, although changes were sustained at three months, when the questionnaires were self-administered or administered by an independent researcher.
In terms of administration, most of the instruments such as EORTC QLQ-C30, EORTC QLQ-BR23, FACIT-SP, QOL-CS, QLI-CV, and MFSI could be self-administered or administered by an interviewer.
