The phrase "average duration of months" is correct and usable in written English.
It can be used when discussing the typical length of time measured in months for a specific context, such as project timelines or subscription periods.
Example: "The average duration of months for this project is estimated to be six months, based on previous similar projects."
Alternatives: "typical length of months" or "mean duration of months".
Totally 18 hips (94.7 %), the union was achieved at an average duration of 4.1 months (3.6 5 months).
In 18 cases (94.7 %), the hip union was achieved at an average duration of 4.1 months (range: 3.6-5 months).
All patients were followed up for at least 6 months, with an average duration of 19.5 months.
The estimated duration of therapies varied considerably, from 1 to 48 months, with an average duration of 10 months (SD = 8.4, median 7).
To investigate the differences in repertoire diversity during increase in clinical disease activity, we looked at longitudinal samples representing quiescence, pre-flare, or flare status for all 11 SLE patients over an average duration of 7.2 months (range, 4.6 to 13.8 months).
Plaque stages I III were associated with an average disease duration of 6 months, stages III and IV with an average duration of 19.5 months and stages IV and V with an average duration of 37 months.
The average age was 31.4 years; 83% had significant steroid exposure with an average duration of 71 months for focal nodular hyperplasia and 79.6 months for hepatocellular adenoma.
In Malawi, children under the age of six months are exclusively breastfed for an average duration of 3.7 months.
On average the workout-process lasts 31.5 months, which is considerably lower than the average duration of 54 months reported by Calabrese and Zenga (2010) for Italy.
Projects have an average duration of 14.3 months, and are of somewhat longer duration in UMICs with 16.6 months on average, against 12.5 in LMICs and 14.5 in LICs.
The survey also indicated that the average corticosteroid dose was 44 mg/day and this dose was maintained for an average duration of 21 months, which is much higher than the recommended tapered doses of corticosteroids to <10 mg/day within 3 months [5].
