Level of Vitamin D among various age & sex groups

পোস্ট টি ভালো লাগলে আপনার বন্ধুদের সাথে শেয়ার করুন

Vitamin D Structure

Level of Vitamin D among various age & sex groups

at DPRC Hospital, Dhaka

  1. Dr. Md. Shafiullah Prodhania, Consultant, DPRC Hospital

2. Dr. A. K. M. Suzaur Rahman, Consultant, DPRC Hospital

Executive summary:

The study Vitamin D among various age & sex groups at DPRC Hospital, Dhaka” conducted among 246 purposively selected male & female patients who visited Dhaka Pain & Rehabilitation Center (DPRC) hospital located at Ring Road, Shyamoli Adabor, Mohammadpur Dhaka from January – September, 2017. The study objective was to explore the vitamin D level in various age groups and sex. The study also analyzed difference in vitamin D level among various age groups and sexes. The respondents were divided in various age groups (for example 1 – 20, 21 – 30 years). Vitamin D level was obtained through chemical test at DPRC laboratory using the blood sample of the patients participated in the study. A simple one page questionnaire was used to record the results. It was a cross sectional study.

A total 246 respondents vitamin D level was tested using blood sample (52.0% male, 48.0% female) at Dhaka Pain & Rehabilitation Center (DPRC hospital) located at Ring road, Adabor Shyamoli, Mohammadpur, Dhaka. Majority of the patients/respondents was in the age range from 31 – 60 years (22.4% in the age group 41 – 50 years, 21.5% in the age group 51 – 60 years & 17.5% in the age group 31 – 40 years. The mean age was 47.04 years, ranging from 4 to 90 years. Above half of the patient’s vitamin D level (54.9%, 135) was in the range from 10 – 30 ng/ml, followed by 31 – 100 ng/ml with 40.2% (99 patients). Few were in the level 1 – 9 ng/ml (10 patients, 4.1%). Only 2 patients (08%) vitamin D level recorded above 100 ng/ml. The mean vitamin D level of 246 patients was 31.7683, ranging from 3.18 – 114.30 ng/ml. The vitamin D level 10 – 30 ng/ml was most evident among the both sexes. Though female patients were more prone to be within the vitamin D level 10 – 30 ng/ml than male (female 58.5%, 69 to 51.6%, 66). Vitamin D level ranging from 31 – 100 ng/ml was more prone to males than female patients (42.2%, 54 males to 38.1%, 45 females). Male patients were also more numerous in the vitamin D level 1 – 9 ng/ml than female (7, 5.5% to 3, 2.5%). Young respondents/patients (below 20 years) were found to possess vitamin D level better than older. The age group 1 – 20 years reported 46.1% (6 patients) with the vitamin D level 31 – 100 ng/ml, followed by 10 -30 ng/ml level with 38.5% (5 patients). The patients in the age group 21 – 30 years were mostly 10 -30 ng/ml vitamin D level 22 patients (71.0%), followed by 25.8% (8 patients). The age group 31 – 40 years also had shown the vitamin D level as the age group of young adults (24, 55.8% in the level 55.8% & 18, 41.9% in the level 31 – 100 ng/ml). The group 41 – 50 years showed 58.2% vitamin D level 10 -30 ng/ml & 36.3% in the level 31 – 100 ng/ml). 51 – 60 years showed the 49.0% (26 in 10 -30 ng/ml level) & 45.3% (24 in 31 – 100 ng/ml level). Half of the patients in the age group 61 – 70 years were in the level 10 -30 ng/ml & 47.0% (16 in 31 – 100 ng/ml). More than half 52.9% (9 patients) in the age group of above 70 years were in 10 – 30 ng/ml level & 41.2% (7 patients with 31 – 100 ng/ml).

This study was important to explore the vitamin D level among various age and sex in Bangladesh who were suffering from pain, paralysis and related physical problems required physiotherapy. Over all younger patients were tend to possess better vitamin D level than the older age groups. More than half of the patients vitamin D level were from 10 – 30 ng/ml express over all poor vitamin D level in Bangladesh.

Study objectives & Methodology:

The study was conducted among 246 purposively selected male & female patients at DPRC Hospital from January – September, 2017 with the objective of exploring the vitamin D level in various age groups and sex. The study analyzed difference in vitamin D level among various age groups and sexes. The respondents were divided in various age groups (for example 1 – 20, 21 – 30 years). Vitamin D level was obtained through chemical test at DPRC laboratory using the blood sample of the patients participated in the study. A simple one page questionnaire was used to record the results. It was a cross sectional study.

 

Results:

A total 246 respondents vitamin D level was tested using blood sample. Among the respondents males was slightly higher than female (52.0% male, 48.0% female). Majority of the patients/respondents was in the age range from 31 – 60 years, that is middle to little older in age. The largest frequency was observed for the age group 41 – 50 years (22.4%), followed by 51 – 60 years (21.5%) & the age group 31 – 40 years (17.5%). Among the remainder the age group 61 – 70 years was accounted in 13.8% cases and the young adult patients with the age group 21 – 30 years with 12.6%. The mean age was 47.04 years, ranging from 4 to 90 years. Above half of the patient’s vitamin D level (54.9%, 135 out of total 246 patients) was in the range from 10 – 30 ng/ml, followed by 31 – 100 ng/ml with 40.2% (99 patients). Few were in the level 1 – 9 ng/ml (10 patients, 4.1%). Only 2 patients (08%) vitamin D level recorded above 100 ng/ml. The mean vitamin D level of 246 patients was 31.7683, ranging from 3.18 – 114.30 ng/ml.

 

Table 01: Sex, age & Vitamin D level frequency

Frequency Percentage
Sex
Male12852.0
Female11848.0
Total246100.0
Age (Grouped) of the respondents
1 – 20135.3Mean: 47.04

Std. Deviation: 16.165

Range: 4 – 90

21 – 303112.6
31 – 404317.5
41 – 505522.4
51 – 605321.5
61 – 703413.8
71 – 100176.9
Total246100.0
Vitamin D level of the respondents
1 – 9104.1Mean: 31.7683

Std. Deviation: 19.568

Range: 3.18 – 114.30

10 -3013554.9
31 – 1009940.2
>1002.8
Total246100.0

Sex difference of various vitamin D level groups (for example 1 – 9 ng/ml, 10 -30 ng/ml group) was explored. The vitamin D level 10 – 30 ng/ml was most evident among the both sexes. Though female patients were more prone to be within the vitamin D level 10 – 30 ng/ml than male (female 58.5%, 69 out of total 118 female patients to 51.6%, 66 out of total 128 male patients). Vitamin D level ranging from 31 – 100 ng/ml was more prone to males than female patients (42.2%, 54 males to 38.1%, 45 females). Male patients were also more numerous in the vitamin D level 1 – 9 ng/ml than female (7, 5.5% to 3, 2.5%). One male and one female was found with the vitamin D level more than 100 ng/ml.

 

Table 02: Sex difference in Vitamin D level among the respondents
SexTotal
MaleFemale
Vitamin D

Group

1 – 97 (5.5%)3 (2.5%)10
10 -3066 (51.6%)69 (58.5%)135
31 – 10054(42.2%)45 (38.1%)99
101 – 3001 (0.7%)1 (0.9%)2
Total128 (100.0%)118 (100.0%)246

Table 03: Difference of vitamin D level according to age
Vitamin D groupTotal
1 – 9 ng/ml10 -30 ng/ml31 – 100 ng/ml101 – 300 ng/ml
Age

Group

(years)

1 – 202 (15.4%)5 (38.5%)6 (46.1%)013 (100.0%)
21 – 301 (3.2%)22 (71.0%)8 (25.8%)031 (100.0%)
31 – 401(2.3%)24 (55.8%)18 (41.9%)043 (100.0%)
41 – 503 (5.5%)32 (58.2%)20 (36.3%)055 (100.0%)
51 – 603 (5.7%)26 (49.0%)24 (45.3%)053 (100.0%)
61 – 70017 (50.0%)16 (47.0%)1 (3.0%)34 (100.0%)
71 – 10009 (52.9%)7 (41.2%)1 (5.9%)17 (100.0%)
Total10135992246

 

Difference in vitamin D level in various age groups was analyzed. Young respondents/patients (below 20 years) were found to possess vitamin D level better than older. The age group 1 – 20 years reported 46.1% (6 patients) with the vitamin D level 31 – 100 ng/ml, followed by 10 -30 ng/ml level with 38.5% (5 patients). Young adults in the age group 21 – 30 years were mostly in the range 10 -30 ng/ml vitamin D level 22 patients (71.0%), followed by 25.8% (8 patients). The age group 31 – 40 years also had shown the vitamin D level as the age group of young adults (24, 55.8% in the level 55.8% & 18, 41.9% in the level 31 – 100 ng/ml). The age group 41 – 50 years showed 58.2% (32 patients in the vitamin D level 10 -30 ng/ml & 36.3% (20 patients in the level 31 – 100 ng/ml). The age group 51 – 60 years also showed the same vitamin D level, 49.0% (26 in 10 -30 ng/ml level) & 45.3% (24 in 31 – 100 ng/ml level). Half of the patients in the age group 61 – 70 years were in the level 10 -30 ng/ml & 47.0% (16 in 31 – 100 ng/ml). More than half 52.9% (9 patients) in the age group of above 70 years were in 10 – 30 ng/ml level & 41.2% (7 patients with 31 – 100 ng/ml).

 

Conclusion:

This study was important to explore the vitamin D level among various age and sex in Bangladesh who were suffering from pain, paralysis and related physical problems required physiotherapy. Over all younger patients were tend to possess better vitamin D level than the older age groups. More than half of the patient’s vitamin D level was from 10 – 30 ng/ml express over all poor vitamin D level in Bangladesh.

Read More: Sports injuries & classification.

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