The phrase "analyzed on the first" is not correct in standard written English.
It may be intended to refer to something being analyzed on the first day of a month or the first instance of something, but it lacks clarity.
Example: "The data will be analyzed on the first of the month to assess the trends."
Alternatives: "analyzed at the beginning" or "analyzed on the first day".
Postoperative VA and IOP were analyzed on the first postoperative day, 3 months, and 6 months after surgery.
Postoperative visual acuity and intraocular pressure (IOP) were analyzed on the first postoperative day, 3 months after surgery, and 6 months after surgery.
To demonstrate the innate and adaptive immunity responses in vitro, the supernatants and cells were harvested and analyzed on the first and third postinfection days, respectively, for measurement of responsive immune mediators and viral loads.
The fluid balance of 778 patients was analyzed on the first 4 days of treatment and divided into four quartiles, where 1 represents patients with the most positive fluid balance and 4 those patients with the least positive fluid balance.
Individually weighted ß-maps of activation differences between the vicarious embarrassment and the neutral situations were analyzed on the second level.
Growth and development of the flies were analyzed on the fifth day of the experiment.
Since the present study focused on age-related changes during spatial working memory retrieval, only the retrieval regressors (load minus baseline) were further analyzed on the second level.
To define relationships between pain and gait changes, carprofen (5 mg/kg) was administered intraperitoneally for 3 consecutive days (24) and gait analyzed on the third day.
The range of motion of the operated knee was analyzed on the second day, the third day, and the fourth day, and also 2 weeks, 6 weeks, and 3 months postoperatively using ANOVA for repeated measurements.
The demographic history was analyzed on the third dataset on an individual basis by comparing the four coalescent models (constant, exponential, expansional, and BSP) and implementing a relaxed molecular clock model under the conditions described above.
The linear and nonlinear optical properties of these materials are analyzed on the basis of first-principles calculations.
