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Table 1 Potential clinical preventive services in BC. Summary of the applicable cohort, service frequency and coverage

From: Priorities among effective clinical preventive services in British Columbia, Canada

Clinical Preventive Service

Cohort / Timing

Frequency / Intensity

Estimated Coverage

Reference for BiW

BC

BiW

Screening / treatment for depression

Ages 12-18

Annually

Unknown

7.4%

[16]

Interventions to support breastfeeding

During pregnancy and after birth

Multiple sessions

Unknown

46%

[17]

Screening for obesity and referral to comprehensive, intensive behavioral intervention to promote improvement in weight status

Ages 6-17

Screening – at all appropriate primary care visits

Unknown

13%

[18]

Intervention – attendance at > 70% of 10 2-h sessions

7.2%

7.2%

[19]

Preventing tobacco use

Ages 6-17

Annually

Unknown

53%

[20]

Application of fluoride varnish

On primary tooth at time of eruption (ages 1-5)

Every 6 months

Unknown

62%

[21]

Application of dental sealants

On permanent teeth at time of tooth eruption (ages 6-12)

4 times (on 1st and 2nd bicuspids & molars)

Unknown

59%

[22]

Screening / treatment for breast cancer

Ages 50-74

Every 2-3 years

52%

88%

[23]

Screening / treatment for cervical cancer (cytology-based)

Ages 25-69

Every 3 years

69%

88%

[24]

Addition of HPV-based cervical cancer screening

Ages 30-65

Every 5 years

0%

88%

[24]

Screening / treatment for colorectal cancer

Ages 50-74

FOBT every 2 years or sigmoidoscopy every 10 years

50%

76%

[25]

Screening / treatment for lung cancer

Ages 55 - 74 with a 30 pack-year smoking history

Annually for 3 consecutive years

Unknown

6%/60%

[26]

Screening / treatment for hypertension

Ages 18 and older

At least once every 2 years

Unknown

79%

[27]

Screening / treatment for CVD

Ages 40-74

Screening - once every 5 years

Unknown

48%

[28]

Treatment - ongoing

Unknown

30%

[29, 30]

Screening / treatment for type 2 diabetes

Ages 18 and older – risk assessment

Every 3-5 years

Unknown

58%

[31]

High risk for T2DM – blood glucose

Every 3-5 years

Unknown

80%

[32]

Very high risk for T2DM – blood glucose

Every year

Unknown

80%

Screening / treatment for depression

Non-pregnant adults ages 18 and older

At least once

Unknown

12%

[33]

Screening / treatment for depression

Pregnant and postpartum females

At least once per birth by 8 weeks postnatally

Unknown

39%

[34]

Screening / treatment for osteoporosis

Females age 65

One-time

Unknown

58%

[35]

Screening / treatment for abdominal aortic aneurysm

Males age 65 who have ever smoked

One-time

Unknown

86%

[36]

Screening / treatment for HIV

Ages 15 – 65

Low risk – once

20%

45%

[37]

Increased risk – every 3-5 years

20%

63%

[38]

Very high risk – every year

20%

83%

[39]

During all pregnancies

96%

97%

Screening / treatment for chlamydia and gonorrhea

Sexually active females 24 years of age or younger

When sexual history reveals new or persistent risk factors since the last negative test

Unknown

55%

[40]

Screening / treatment for HCV

Adults born between 1945 & 1965

One-time

33%

48%

[41]

Screening and BCI for the prevention of sexually transmitted infections

All sexually active adolescents and adults who are at increased risk for STIs

30 min to ≥2 h of intensive behavioural counseling

Unknown

29%

[42]

Screening and BCI to prevent tobacco use

Ages 18 and older

Up to 90 min of total contact time, during multiple contacts

19%

51%

[43]

Screening and BCI to prevent alcohol misuse

Ages 18 and older

Screening – annually during primary care visit

Unknown

93%

[44]

Screening – during pregnancy

Unknown

97%

[45]

Brief intervention – three 10 min sessions

Unknown

41%

[46]

Screening for and management of obesity

Ages 18 and older

Screening – ongoing

Unknown

73%

[47]

Management – at least one-time of 12-26 sessions in a year

Unknown

33%

[48]

Screening / treatment to prevent falls in the elderly

Community-dwelling elderly ages 65+

Screening for risk - every year

Unknown

18%

[49]

Exercise - at least 150 min of moderate intensity / week

Unknown

Unknown

 

Vitamin D suppl. - 800 IU / day for at least 12 months

Unknown

61%

[50]

Routine aspirin use for the prevention of CVD disease and CRC

Age 50-69 with a 10% or greater 10-year CVD risk & at low risk of bleeding

Screening for CVD risk - at age 50-59

Unknown

33%

[51]

Screening for bleeding risk - at age 50-59

Unknown

33%

Management - low-dose daily aspirin use for 10 years

Unknown

24%

[52]

Folic acid supplementation for the prevention of neural tube defects

Reproductive-age females

0.4 to 0.8 mg (400 − 800 μg) of folic acid daily

Unknown

34%

[50]

  1. Abbreviations: BC British Columbia, BiW ‘Best in the World’, BCI Behavioural counselling intervention, CVD Cardiovascular disease, HIV Human immunodeficiency virus, HCV Hepatitis C virus, CRC Colorectal cancer