The phrase "a first level of analysis" is correct and usable in written English.
It can be used when discussing different stages or tiers of examination or evaluation in a particular context, such as research or problem-solving.
Example: "In our study, we will begin with a first level of analysis to identify the key factors influencing the outcome."
Alternatives: "an initial level of analysis" or "a primary level of analysis".
A first level of analysis included a day-by-day scrutiny of the entire data.
Following the procedures previously established [ 11], a first level of analysis was performed by examining 1 2 μm Epon sections on the light microscope in search of nanoparticles.
In a first level of analysis the differential expression of immune gene sets across disease phenotypes and control groups for both classification systems was evaluated.
In a first level of analysis a classical Wilcoxon non-parametric test was used to evaluate the differential expression of immune gene sets for both classification systems.
Multivariate statistics (Multiple Linear Regression or Unconditional Logistic Regression or Multilevel Logistic Regression, considering the doctor as a first level of analysis and the patient as a second level) is also applied.
A second level of analysis attempted to create an overarching picture of the patterns by identifying themes across every seven-eight-day period.
Poeppel and his colleagues decided to explore screams in more detail, turning to a third level of analysis that has only recently been applied to sounds.
Second, IPA is strongly idiographic, beginning with the close analysis of each case and only then moving to a second level of analysis of the patterning of convergences and divergences within the corpus.
Beyond modular patterns, a second level of analysis considers the frequency of subgraphs of a given size, also known as subgraph census (see Wasserman and Faust 1994 and references therein).
A failure to "see" these forms of poverty has an impact on the already limited future prospects of these groups on yet another level: processes of social exclusion on the first level of the experience of social exclusion are reiterated on a second level of analysis.
There's really a second level of analysis that has to happen to help explain what we're seeing.
