Development of the smart phone serious game for managing the childhood obesity and forming diet habits,

named

“With-Mom Childhood Obesity Management (WMCOM)

Meihua Piao , Jeongeun Kim College of Nursing, Seoul National University

This work was supported by the National Research Foundation of Korea(NRF) grant funded by the Korea government(MSIP) (No.2010-

0028631)

14 hours flight to the Netherlands

“Gangnam Style”

Guus Hiddink

Purpose of the study

• Develop the With-Mom Childhood Obesity Management (WMCOM) smart

phone serious game (SSG).

• Analyze the effectiveness of the SSG for weight control.

• Habit formation theory based on “context-specific repetition” is used as the

approach method

Childhood Obesity Trends in South Korea

What is the problem?

Competition Life Anxiety

Stress

ObesityNight study

Late night snack

Fast food intake

Watching TV31%

Computer game & Internet26%Communication

10%

Self development9%

Religious activity 4%

Rest5%

Sports activity5%

Others10%

Children and Adolescents’Leisure activity

(Weekend)

Habit formation

Cue: Certain time Certain situationRoutine: Repetition of simple behaviorReward: Intrinsic reward Extrinsic reward

Routine: Repetition of simple behavior

The Five Rules

1. Eat Breakfast2. Have three meals a day (Eat slowly, chew the

food thoroughly)3. Eat plenty of vegetables 4. Exercise 3 times a week5. Use computer/Watching TV time less than 2 hours

a day

Mission Pool

Diet

Exercise

Level 1

Level 2

Level 3

Level 1

Level 2

Level 3

Mission Pool Sample

Diet

Level 1 Drink a cup of milk before go to school

Level 2When having lunch at school, eat the food slowly for over 20

minutes

Level 3 Don’t eat snack after 8 pm

Exercise

Level 1 Walk 5,000 steps 30 minutes after dinner

Level 2 Stand up for 10 minutes while watching TV

Level 3 Play football for 1hours on Sunday morning

From simple to complex

Reward

• Compliment message• Smile face• Avatar shape change

• Point• Badge• Show daily ranking• Level up (leadership authority)

Intrinsic (by Mother) Extrinsic (by App Manager)

Height : cm

Weight: kg

Age:

Gender:

Goal: Top _____%

Scenario

Scenario: With Mom Mission

Mission Drink a cup of milk

Time at 7am

Repeat 5 days/week

Duration 2 weeks

MyMission

Child: Drink milk at 7am, 5days/week, in 2 weeksMission

Mother: Make & Provide milk

Mother

Yes NO

Get Game PointShow Ranking

Child

Yes NO

Get Game Point, badgeEncourage message from motherUpgrade my AvatarShow Progress

Cue: alarm

Scenario: With Friends Mission

Mission Eat breakfast

Time at 7am

Repeat 5 days/week

Duration 2 weeks

OurMission

If the child has enough Point, Level up as Leader

Leader Authority• Group name• Group mission• Group goal• Recruit team member

I’m Leader Kim

Joy GroupGroup Mission

YES NO

Trophy

Upgrade Avatar

Continue the group Or

Re-grouping

To sum up the points

• Mother & child interaction• Peer group cooperation• Habit formation

GAME USER• Place great importance on their

peer group• Craving for being

loved, known & not isolated