The phrase "and differences were examined" is correct and usable in written English.
It can be used in contexts where you are discussing a study, analysis, or comparison that involves looking at various differences between subjects or variables.
Example: "In the study, various factors were analyzed, and differences were examined to determine their impact on the results."
Alternatives: "and variations were analyzed" or "and discrepancies were investigated."
QTL similarities and differences were examined between three F2 crosses, and between male and female animals.
Baseline characteristics were summarised separately according to survival status using means (SD) and percentages, and differences were examined using logistic regression.
The overall survival of lung cancer patients was examined using the Kaplan Meier methods, and differences were examined using the Log-rank test.
Median and interquartile methylation levels at target CpGs within F2RL3 were tabulated according to categories defined by these characteristics, and differences were examined by Kruskal Wallis tests.
As elective co-parenting has been most prevalent among gay and lesbian parents and heterosexual men and women have only recently begun to have children in this way, similarities and differences were examined by sexual orientation and gender.
Gender, age, years with diabetes, BMI, HbA1c level, treatment method, comorbidities, macro- and microvascular complications were used as testing criteria, and differences were examined with t-test and ANOVA.
Two distinct classes of vehicles are reviewed; Hypersonic Transports and Space Launchers, their common features and differences are examined.
and socio-economic factors to the sex and gender differences were examined using bivariate and multivariate (logistic regression) analysis.
The distributions of the categorical socio-demographic characteristics and comorbidities were compared between the study cohort and the comparison cohort, and the differences were examined using the χ-test.
Developmental trends and sex differences were examined for mean levels and the variance-covariance structure.
Next, similar to the evaluation of the other node metrics, an average was computed for the nodes in the rich club and non-rich club node class, and potential differences were examined for statistical significance using permutation testing (10 000 permutations, see Statistical Assessment for details).
