"a poor responsiveness" is correct and usable in written English.
You can use it to refer to a person, organization, system, etc. that is not very responsive to inquiries, requests, or changes. For example, "The customer service team has a poor responsiveness; it takes them days to respond to emails."
In accordance with WHO's approach in the MCSS, responsiveness outcomes were dichotomised into good responsiveness (combining responses very good and good) and poor responsiveness (combining responses moderate, poor and very poor) [ 18].
In a group of 55 patients with DM2, higher Homeostatic Model Assessment-Insulin Resistance (HOMA-IR) index was an independent predictor of poor responsiveness to ASA assessed using urine 11-dehydro-TXB2 concentration measurement [ 27].
This is a plausible explanation for the poor responsiveness after the surgical or orthopedic procedure received, as assessed by recall using this questionnaire.
Apart from sub-Saharan Africa, a study in Bolivia reported poor responsiveness from health providers as contributing to low utilization of facilities at childbirth despite programmes to achieve universal maternal-child health services [ 27].
It includes a measurement of tumor response after preoperative therapy: grade 1, good responsiveness (tumor is sterilized or only microscopic foci of adenocarcinoma remain); grade 2, moderate responsiveness (marked fibrosis but still with a macroscopic tumor); grade 3, poor responsiveness (little or no fibrosis with abundant macroscopic tumor).
The potential mechanisms by which BRAF mutations might predispose PTCs to have a more aggressive course and/or poor responsiveness to standard therapies are not certain.
Pancreatic ductal adenocarcinoma is a particularly challenging malignancy characterized by poor responsiveness to conventional chemotherapy.
Indeed, miR-181a levels are lower in NCD4lo cells, and a DUSP inhibitor rescues both the poor responsiveness and the Th2-skewing of these cells.
In particular, being RNF39 within the Major Histocompatibility Complex (MHC) class I region, its altered methylation state fits with an altered immune reaction compatible with poor responsiveness to vaccination.
