NHANES Health Exams

Carolyn Petty-Martin

Centers for Disease Control and PreventionNational Center for Health Statistics

OP96S059

OP96006

Reception Area/CoordinatorReception Area/Coordinator

• This is where every sample person begins

• By the time a participant reaches this point, the household interview is complete and data are accessible on computer in the MEC

• Each session: 10 survey participants

OP96S007

Vision Vision

•Measure prevalence of visual acuity impairment• Distance acuity by automated

refraction• Eyeglass prescription verification

(Lensometer)• Near vision acuity• Age Range: 12+

50+ near vision

OP96S011

BalanceBalance

•Measure the prevalence of balance disorders

• Standard Romberg Test

• Age Range: 40 - 69

OP96S008

Cardiovascular FitnessCardiovascular Fitness

• Evaluate cardiovascular fitness

• Submaximal treadmill exercise test

• Assess risk for cardiovascular disease due to sedentary habits and poor physical condition

• Age Range: 12 - 49

Muscular StrengthMuscular Strength

• Assess physical function and musclestrength

• Knee function, strength of knee extensor and flexor muscles (torque angle, velocity)

• Age Range: 50+

Lower Extremity DiseaseLower Extremity Disease

• Measure prevalence of lower extremity peripheral vascular disease

• Measure prevalence of lower extremity peripheral neuropathy

Lower Extremity DiseaseLower Extremity Disease

• Measure systolic blood pressure in arm and ankle and calculate ratio of these two pressures.

• Assess sensory perception using monofilament on plantar surface of foot

• Assess prevalence of foot abnormalities (amputations, lesions, bunions)

• Age Range: 40+

OP96S004

PhysicianPhysician

Present at all times to:

• Counsel participants about significant findings

• Make referrals for serious medical problems

• Deal with medical emergencies

• Measures blood pressure and pulse

• Provide pretest counseling for sexually transmitted disease tests

• Age Range:• pulse measurement (2 months +)• blood pressure measurement (8 + )• pretest counseling (14 - 49)

PhysicianPhysician

OP96S012

• Participants have blood samples drawn

• Age Range: 1+

Phlebotomy Phlebotomy

AudiometryAudiometry

Assess the hearing status of the adult population

• Otoscopy – physical examination outer ear

• Tympanometry – assessment of compliance of eardrum

• Pure-tone air conduction audiometry - assess sensitivity to pure tone signals

• Age Range: 20 - 69

OP96S003

DentalDental

Estimate prevalence of oral disease

• Visual inspection of surfaces and gums

• Examination for caries, periodontal disease and soft tissue lesions

• Assessment of flurosis and type of dental restorations

DentalDental

• Orofacial and other pain assessments

• Assessment of traumatic orofacial injuries

• Age Range: measurement varies with age- 3+

OP96S075

Anthropometry Anthropometry

• Collect data on obesity and overweight

• Monitor patterns of growth and development in children

• Measurements include height, weight, lengths, breadths, girths, (or circumferences) and skinfolds

• Age Range: all ages

OP96S016

DXA (dual energy X-rayDXA (dual energy X-rayabsorptiometry)absorptiometry)

BIA (bioelectrical impedance BIA (bioelectrical impedance analysis)analysis)

• Two related components that assess body composition and are used to estimate prevalence of overweight and obesity

• DXA allows estimates to be made on the prevalence of osteoporosis and osteopenia

DXA (dual energy X-ray DXA (dual energy X-ray absorptiometry)absorptiometry)

BIA (bioelectrical impedance BIA (bioelectrical impedance analysis)analysis)

• Age Range: DXA – 8+

BIA – 8 - 49

DermatologyDermatology

Estimate prevalence of eczematous dermatitis and psoriasis

• Digital photographs of the skin excluding face (back, hands, back of legs, upper underarm)

• Digital camera – 6 million pixels

• Images stored DVD

• Reading by Dermatologist

• Age Range: 20 - 59