The assessment of the inner experience and moral preferences was difficult and clearly more difficult than the assessment of behaviours, but this is a universal problem.
Baseline wander makes interpretation ECG recordings difficult, especially the assessment of ST deviation.
Linear regression models might be difficult in the assessment of risk factors not affecting the entire BMI distribution.
The mechanics of these reviews still rely on application of WHO criteria of bi-dimensional measurement, but this task becomes most difficult when the assessment involves metastatic ovarian cancer.
As already noted, the difficult taxonomy of the group, and the limited amount of available data and specimens, makes difficult the rigorous assessment of the partition of the measured variation among and within species.
Experimental validation of highly non-linear response predictions obtained from FEM bladed disk models incorporating underplatform dampers models has proved to be very difficult so as the assessment of the performance of a chosen design.
The organization of the newborn's brain and the nature of the effects of toxins and pollutants conspire to produce complex and difficult problems for the assessment of the behavioral effects of environmental agents.
(Focus group 10, Specialty) That was a particularly difficult shift on the assessment suite because you would go from five long days with maybe two days off, or a day off sometimes, and then onto a period of nights, you are constantly swapping from nights to days which was tiring, and 12 hour shifts and 13 hour shifts were always a bit of a drag.
Missing values (unrecorded data) in the difficult airway assessment section of the registry were regarded as absence of the difficulty predictor.
The high amount of missing values is due to the difficult assessment of this variable, because ongoing vaginal bleeding due to HRT and hysterectomy early in life without bilateral oophorectomy while still being premenopausal, make an age determination challenging and some women simply don't remember their age at menopause.
