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CTRI Number  CTRI/2025/04/085202 [Registered on: 21/04/2025] Trial Registered Prospectively
Last Modified On: 02/11/2025
Post Graduate Thesis  Yes 
Type of Trial  Observational 
Type of Study   Cross Sectional Study 
Study Design  Other 
Public Title of Study   Checking the pulmonary functions in traffic police - officers 
Scientific Title of Study   Correlation between peak expiratory flow rate and single breath count test in traffic - policemen. 
Trial Acronym  Nil 
Secondary IDs if Any  
Secondary ID  Identifier 
NIL  NIL 
 
Details of Principal Investigator or overall Trial Coordinator (multi-center study)  
Name  Dr Daman Preet Singh 
Designation  Assistant Professor 
Affiliation  Saket college of physiotherapy ,chandimandir, panchkula 
Address  Room no.63 ,Saket College Of Physiotherapy, Chandimandir, Panchkula, Haryana.

Panchkula
HARYANA
134107
India 
Phone  9872858169  
Fax    
Email  dpsingh.gmch@gmail.com  
 
Details of Contact Person
Scientific Query
 
Name  Dr Daman Preet Singh 
Designation  Assistant Professor 
Affiliation  Saket college of physiotherapy ,chandimandir, panchkula 
Address  Room no.63 ,Saket College Of Physiotherapy, Chandimandir, Panchkula, Haryana.

Panchkula
HARYANA
134107
India 
Phone  9872858169  
Fax    
Email  dpsingh.gmch@gmail.com  
 
Details of Contact Person
Public Query
 
Name  Sukirti 
Designation  Student MPT(Cardiopulmonary) 
Affiliation  Saket college of physiotherapy ,chandimandir, panchkula 
Address  Room no. 55,college of rehabilitation center Saket College Of Physiotherapy, Chandimandir, Panchkula.

Panchkula
HARYANA
134107
India 
Phone  7027020675  
Fax    
Email  sukirtiporiya@gmail.com  
 
Source of Monetary or Material Support  
I will myself bear the other cost required. Address- Sukirti, (MPT Student), Room no.- 55, college of rehabilitation center, Saket college of physiotherapy, chandimandir, panchkula, Haryana. Pincode - 134107  
 
Primary Sponsor  
Name  nil 
Address  nil 
Type of Sponsor  Other [nil] 
 
Details of Secondary Sponsor  
Name  Address 
Nil  Nil 
 
Countries of Recruitment     India  
Sites of Study  
No of Sites = 1  
Name of Principal Investigator  Name of Site  Site Address  Phone/Fax/Email 
Dr Sukirti Poriya  Traffic police officers in Panchkula , Chandigarh ,Mohali  traffic police officers in the commissioner of police of Panchkula ,office of inspectopr admn traffic,traffic lines,sector 29,Chandigarh ,suprintendent of police (traffic) distt. sas nagar, Mohali
Panchkula
HARYANA 
7027020675

sukirtiporiya@gmail.com 
 
Details of Ethics Committee  
No of Ethics Committees= 2  
Name of Committee  Approval Status 
from panchkula ,chandigarh,mohali traffic police office  Approved 
Institutional Ethics Committee   Approved 
 
Regulatory Clearance Status from DCGI  
Status 
Not Applicable 
 
Health Condition / Problems Studied  
Health Type  Condition 
Healthy Human Volunteers  healthy participants  
 
Intervention / Comparator Agent  
Type  Name  Details 
Comparator Agent  Nil  Nil 
 
Inclusion Criteria  
Age From  20.00 Year(s)
Age To  55.00 Year(s)
Gender  Male 
Details  Inclusion criteria
1. Traffic policemen working in the tricity area.
2. Age range (e.g., 20-55 years)
3. Ability to understand and perform the required respiratory function tests (PEFR measurement and single breath count) effectively.
4. Willingness to participate in the study and provide informed consent.
 
 
ExclusionCriteria 
Details  Exclusion criteria
1. Participants having any pre-existing respiratory diseases (e.g., asthma, chronic obstructive pulmonary disease).
2. Participants having any history of significant respiratory tract infection within a specified timeframe (e.g., within the past 15days) that could affect respiratory function.
3. Any co-morbidities or medical conditions that could affect the respiratory function.
4.Currently taking medications or treatments that could affect respiratory function (e.g., bronchodilators, corticosteroids).
 
 
Method of Generating Random Sequence   Other 
Method of Concealment   Alternation 
Blinding/Masking   Participant Blinded 
Primary Outcome  
Outcome  TimePoints 
Outcome measures
1.Value of single breath count
2.Peak expiratory flow rate
3.Correlation between Peak expiratory flow rate and Single Breath Count
 
immediate after testing
 
 
Secondary Outcome  
Outcome  TimePoints 
Nil  Nil 
 
Target Sample Size   Total Sample Size="100"
Sample Size from India="100" 
Final Enrollment numbers achieved (Total)= "0"
Final Enrollment numbers achieved (India)="0" 
Phase of Trial   N/A 
Date of First Enrollment (India)   30/04/2025 
Date of Study Completion (India) Date Missing 
Date of First Enrollment (Global)  28/04/2025 
Date of Study Completion (Global) Date Missing 
Estimated Duration of Trial   Years="1"
Months="0"
Days="0" 
Recruitment Status of Trial (Global)
Modification(s)  
Not Applicable 
Recruitment Status of Trial (India)  Completed 
Publication Details
Modification(s)  
N/A 
Individual Participant Data (IPD) Sharing Statement

Will individual participant data (IPD) be shared publicly (including data dictionaries)?  

Response - NO
Brief Summary
Modification(s)  
Results
The mean age of participants was 40.39 ± 9.05 years, mean height 174.77 ± 5.02 cm, mean weight 81.00 ± 13.33 kg, and mean BMI 26.52 ± 4.24 kg/m². The mean PEFR was 520.91 ± 106.75 L/min and mean SBCT was 67.73 ± 16.23 counts. Both parameters were significantly lower in smokers than in non-smokers (p < 0.001). Pearson’s correlation showed a strong positive relationship between PEFR and SBCT (r = 0.752, p < 0.001). Age demonstrated a negative correlation with both PEFR (r = -0.305, p = 0.002) and SBCT (r = -0.345, p < 0.001), while height correlated positively with PEFR (r = 0.289, p = 0.004). No significant associations were observed for weight or BMI.
Discussion
This study demonstrated a strong positive correlation between PEFR and SBCT among traffic policemen, suggesting that SBCT can serve as a reliable and inexpensive proxy for pulmonary function assessment. The findings align with previous research by Bhandare et al. (2021), who found a similar relationship in healthy adults. The reduced PEFR and SBCT values among smokers underscore the deleterious effects of tobacco on respiratory function, consistent with studies by Gupta et al. (2011) and Pajanivel et al. (2013). The negative correlation between age and pulmonary indices reflects age-related declines in lung elasticity and muscle strength. Height showed a positive influence, likely due to larger thoracic volume and vital capacity. The absence of BMI effects may be explained by moderate weight distribution in the cohort. Overall, SBCT proves to be a simple, rapid, and non - invasive alternative respiratory assessment tool  in resource limited occupational settings.
 
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