14M HSHY: Coder ID
1 = JoAnn Robinson
2 = Robin Robinson
3 = Deb Boyne
4 = Jan Logan
5 = Karyn Carr
6 = Lauren Jacobson
7 = Kathy McBride
8 = Arlene Barry
9 = Barb Pozzi
10 = Mary Petri
11 = Samantha Young
12 = Allison Barkley
13 = Gail VanHove
14 = Jennifer Benzle
15 = Kathleen Podboy
18 = Barb Elliott
22 = Stephanie Schmitz
26 = Chris Little
32 = Jude McGrath
35 = Beth Poppa-Shanahan
37 = Linda Mantz-Simmons
48 = Dana Bridges
70 = Corinne Wright
96 = Julie
97 = Shea
98 = Page
99 = Lia

14M HSHY: Hesitation
1 = Not hesitant
2 = Somewhat hesitant
3 = Hesitant

14M HSHY: Minute 1-Approach/Talk
1 = Retreats to mother
2 = Withdraws from stranger
3 = Stands still and stares
4 = Passive response to stranger
5 = Smiles or accepts stranger

14M HSHY: Minute 1-Proximity to Stranger
0 = No
1 = Yes

14M HSHY: Minute 1-Plays with own Toys
0 = No toys present
1 = Toys present and played with
2 = Toys present, but not played with

14M HSHY: Minute 1-Shyness rating
1 = Not shy
2 = Somewhat shy
3 = Shy
4 = Very shy

14M FRUS: Start Time of Restraint (Min;Sec)
9999 = No restraint

14M FRUS: Length of Restraint (sec)
999 = No restraint

14M FRUS: Expressivity During Restraint
1 = Vocalizes little and remains still
3 = Vocalizes several times and/or moves around
5 = Vocalizes extensively and/or is very mobile

14M FRUS: Protest Strength During Restraint
1 = No protest or anger
3 = Vacillates between protest and compliance
5 = Protests intensely

14M FRUS: Distress Strength During Restraint
1 = Little negative affect
2 = Facial affect shows some distress
3 = Brief wimpering or fussing
4 = Moderate wimpering or fussing
5 = Cries intensely

14M IBR: Bay - Social Orientation - Persons
1 = No difference in behavior towards objects and persons
2 = Between 1 and 3
3 = Responds briefly to social approach
4 = Between 3 and 5
5 = Responds to social approach less than half the time
6 = Between 5 and 7
7 = Responds to social approach and continues interest in person
8 = Between 7 and 9
9 = Continuously affected by awareness of persons present

14M IBR: Bay - Social Orientation - Examiner
1 = Avoiding or withdrawn
2 = Hesitant
3 = Accepting
4 = Friendly
5 = Inviting

14M IBR: Bay - Cooperation
1 = Resists all suggestions or requests
2 = Does not cooperate
3 = Refuses or resists suggestions during part of the session
4 = Between 3 and 5
5 = Neither cooperative nor resistant to examiner
6 = Between 5 and 7
7 = Seems to enjoy interaction with examiner during test
8 = Between 7 and 9
9 = Enthusiastically enters into suggested games or tests

14M IBR: Bay - Fearfulness
1 = Accepts the situation with no evidence of fear
2 = Between 1 and 3
3 = Some slight restrained behavior in the first few minutes
4 = Between 3 and 5
5 = Moderately affected by new and strange -~first third of test
6 = Between 5 and7
7 = Bothered by the strange situation during much of the test
8 = Between 7 and 9
9 = Strong indication of fear of the new and strange

14M IBR: Bay - Tension
1 = Inert; may be flaccid most of the time
2 = Between 1 and 3
3 = Body has tone and is generally relaxed
4 = Has bounce
5 = Body becomes tense at times, although generally relaxed
6 = Between 5 and 7
7 = Body tense more than half the time
8 = Between 7 and 9
9 = Body is predominantly tense

14M IBR: Bay - Emotional Tone
1 = Unhappy throughout the testing period
2 = Between 1 and 3
3 = Unhappy at times, but responds during interesting procedures
4 = Between 3 and 5
5 = Moderately happy or contented
6 = Between 5 and 7
7 = Generally appears to be in a happy state of well-being
8 = Between 7 and 9
9 = Radiates happiness; nothing is upsetting; animated

14M IBR: Bay - Object Orientation
1 = Does not look at or in any way indicate interest in objects
2 = Between 1 and 3
3 = Glances at objects and holds them briefly
4 = Between 3 and 5
5 = Plays briefly with materials when presented
6 = Between 5 and 7
7 = Sustained interest in the test materials
8 = Between 7 and 9
9 = Reluctantly relinguishes test materials

14M IBR: Bay - Object Orientation - Imaginatively
1 = Yes
2 = No

14M IBR: Bay - Goal Directedness
1 = No evidence of directed effort
2 = Between 1 and 3
3 = Makes a few attempts at a goal, but is easily distracted
4 = Between 3 and 5
5 = Makes fairly persistent efforts towards a goal
6 = Between 5 and 7
7 = Persistent efforts to reach a goal or solve a problem
8 = Between 7 and 9
9 = Compulsive absorption with a test until it is solved

14M IBR: Bay - Attention Span
1 = Fleeting attention span
2 = Between 1 and 3
3 = Attends to a toy, task, or person, but easily distracted
4 = Between 3 and 5
5 = Moderate attention to each new toy, task, or person
6 = Between 5 and 7
7 = Continues interest in toy, task, or person for long time
8 = Between 7 and 9
9 = Long, continued absorption in a toy, task, or person

14M IBR: Bay - Endurance
1 = Tires easily; quickly regresses to lower function levels
2 = Between 1 and 3
3 = Grows restless fairly quickly and terminates the test
4 = Between 3 and 5
5 = Adequate tolerance for most of the test
6 = Between 5 and 7
7 = Holds up well throughout testing period
8 = Between 7 and 9
9 = Continues to respond well with interest

14M IBR: Bay - Activity
1 = Stays quietly in one place with almost no movement
2 = Between 1 and 3
3 = Usually quiet and inactive, but responds appropriately
4 = Between 3 and 5
5 = Moderate activity; enters into games
6 = Between 5 and 7
7 = In action during much of the observation period
8 = Between 7 and 9
9 = Hyperactive; cannot be quieted for sedentary tests

14M IBR: Bay - Reactivity
1 = Unreactive; pays little attention to activity around him
2 = Between 1 and 3
3 = Some tendency to be unreactive to the usual testing stimuli
4 = Between 3 and 5
5 = Moderately alert and responsive to test stimuli
6 = Between 5 and 7
7 = Quickly shows awareness of changes in test materials
8 = Between 7 and 9
9 = Very reactive; startles, reacts quickly to situations

14M IBR: Bay - Level of Energy
1 = Low energy
5 = High energy

14M IBR: Bay - Coordination - Gross
1 = Smooth functioning
5 = Poor coordination

14M IBR: Bay - Judgement of Test Adequacy
1 = Minimal adequacy
2 = Fairly adequate
3 = Average adequacy
4 = Very good adequacy
5 = Excellent adequacy

14M IBR: Non-Bay - Attention Span
1 = Fleeting attention span
2 = Between 1 and 3
3 = Attends to a toy, task, or person, but easily distracted
4 = Between 3 and 5
5 = Moderate attention to each new toy, task, or person
6 = Between 5 and 7
7 = Continues interest in toy, task, or person
8 = Between 7 and 9
9 = Long, continued absorption in a toy, task, or person

14M IBR: Non-Bay - Endurance
1 = Tires easily; quickly regresses to lower function levels
2 = Between 1 and 3
3 = Grows restless fairly soon and terminates the test
4 = Between 3 and 5
5 = Adequate tolerance for most of the test
6 = Between 5 and 7
7 = Holds up well throughout testing period
8 = Between 7 and 9
9 = Continues to respond well with interest

14M LEMP: Baby Cry1-Proximity to Victim
1 = Avoids victim, turns away
2 = Withdraws from victim, backs away, but does not turn
3 = Stationary
4 = Approaches victim

14M LEMP: Baby Cry2-Hypothesis Testing
1 = None
2 = Non-verbal gestures to understand
3 = Verbal labeling, inquiries, or exploration about distress
4 = Combined verbal and non-verbal attempts to understand
5 = Repeated verbal and non-verbal attempts to understand

14M LEMP: Baby Cry4-Latency to first victim-oriented behavior
90 = No response

14M LEMP: Baby Cry5-Callousness or aggression toward victim
1 = Does not occur
2 = Child hits nearby object
3 = Child is hostile, may hit victim

14M LEMP: Baby Cry6-Level of positive affect
1 = Does not occur
2 = Tenuous smile
3 = Broad smile, laughs briefly
4 = Broad smile, lusty laugh

14M LEMP: Baby Cry7-Level of concern
1 = Does not occur
2 = Slight or some concern
3 = Moderate concern
4 = Great concern

14M LEMP: Baby Cry8-Level of distress
1 = Does not occur
2 = Fear clearly apparent
3 = Grimacing, teeth bared
4 = Whimpering, whining
5 = Full-blown crying

14M LEMP: Baby Cry9-Anger
1 = Does not occur
2 = Child has tight lips, may throw a toy

14M LEMP: Baby Cry10-Ambivalence
1 = No alternations seen
2 = A single alternation
3 = Two alternations
4 = Three or more alternations

14M LEMP: Baby Cry12-Arousal
1 = Low arousal
2 = Moderate arousal
3 = High arousal

14M LEMP: Baby Cry13-Global rating of empathy
1 = No concern
2 = Little concern
3 = Sober, may or may not act prosocially
4 = Affect matching, may imitate
5 = Face puckers in moderate concern
6 = Concern clearly expressed
7 = Intense concern

14M LEMP: Mother14-Credibility of simulation
1 = Not credible
2 = Appears credible
3 = Particularly credible

14M LEMP: Mother15-Affective intensity of simulation
1 = Low
2 = Moderate
3 = High

14M LEMP: Mother16-Prompting
1 = No prompts used
2 = One prompt used
3 = Two prompts used
4 = Three or more prompts used

14M LEMP: Mother17-Duration of simulation
1 = Brief (2 sec or more less than standard)
2 = Moderate (+ or - 2 seconds from standard
3 = Prolonged (more than 2 sec greater than standard

14M LEMP: Mother18-Mother's behavior toward child
0 = Not involved in simulation
1 = Interprets child's behavior as inadequate
2 = Does not respond to child's actions
3 = Reinforces child with praises, hugs, kisses

14M FREE: Item1-Aggression
10 = Unaggressive
20 = Moderately unaggressive
30 = Neither aggressive nor unaggrssive
40 = Moderately aggressive
50 = Highly aggressive

14M FREE: Item2-Dominance
0 = No interactions occured
10 = Highly submissive
20 = Fairly submissive
30 = Neither dominant nor submissive
40 = Fairly dominant
50 = Highly dominant

14M FREE: Item3-Self Control
10 = Always in control
20 = Usually in control
30 = Neither notably in control nor out of control
40 = Fairly out of control
50 = Highly out of control

14M FREE: Item4-Prosocial Behavior with Peer
0 = Too few situations to evaluate prosocial
10 = Never prosocial
20 = Rarely prosocial
30 = Occasionally prosocial
40 = Often prosocial
50 = Highly prosocial

14M FREE: Item5-Reliance on Mother
10 = Highly reliant
20 = Fairly reliant
30 = Neither reliant nor unreliant
40 = Fairly unreliant
50 = Highly unreliant

14M FREE: Item6-Obedience to Mother
0 = Too few commands to evaluate obedience
10 = Highly obedient
20 = Fairly obedient
30 = Neither obedient nor disobedient
40 = Fairly disobedient
50 = Highly disobedient

14M FREE: Item7-Social Interaction with Peer
10 = Highly asocial
20 = Somewhat asocial
30 = Neither social nor asocial
40 = Fairly social
50 = Highly social

14M FREE: Latency to approach Mother (sec)
900 = Twin does not approach Mom

14M RATE 1: Social orintation toward examiners
1 = Unresponsive, difficult to engage
2 = Occasionally gives inadequate response
3 = Accepting, friendly, responds adequately to questions
4 = At times initiates conversation
5 = Initiating, gives more info than requested, almost intrusive

14M RATE 2: Cooperativeness with examiners
1 = Uncooperative, resistant to suggestions or procedures
2 = Between 1 and 3
3 = Sufficiently cooperative, complies with directions
4 = Between 3 and 5
5 = Enthusiastically cooperates, shows interest

14M RATE 3: General emotional tone
1 = Seems generally unhappy
2 = Appears withdrawn at times
3 = Moderately happy,
4 = Between 3 and 5
5 = Animated, radiates happiness

14M RATE 4: Positive affective expression
1 = Few changes in facial expression and speech dynamics
2 = Between 1 and 3
3 = Moderately animated, responses appropriate to the situation
4 = Between 3 and 5
5 = Highly animated, very reactive, perhaps over-reactive

14M RATE 5: Confidence in parenting
1 = Little appearance of confidence
2 = Makes self-conscious comments about parenting
3 = Confident, yet will accept suggestions
4 = Between 3 and 5
5 = Exudes confidence, almost pseudo-confident or idealized

14M RATE 6: Degree of controlling behavior
1 = Does not direct activites
2 = Between 1 and 3
3 = Suggests activities but does not direct
4 = Between 3 and 5
5 = Frequently intervenes in child's activities

14M RATE 7: Degree of warmth
1 = Affect is flat and unexpressive, or negative
2 = Between 1 and 3
3 = Affect positve at times
4 = Between 3 and 5
5 = Shows positive affect, playful, smiling, encouraging

14M RATE 8: Responsiveness to child's expression of need
1 = Responds infrequently, ignoring
2 = Between 1 and 3
3 = Responds most of the time
4 = Between 3 and 5
5 = Responds frequently and readily

14M RATE 9: Tolerance of child's expression of need
1 = Easily irritated or distressed
2 = Between 1 and 3
3 = Usually tolerant
4 = Between 3 and 5
5 = Highly tolerant and empathetic

14M RATE 10: Interest in child's performance
1 = Shows no interest in child's performance
2 = Between 1 and 3
3 = Encouraging but not pushy
4 = Between 3 and 5
5 = Anxious for child to succeed

14M HVIS: Twin 1 Bib Color
R = Red
Y = Yellow

14M HVIS: Twin 1 Complained about bib?
1 = No Resistance
2 = Mild Resistance
3 = Need Mother's Assistance or Refuses
4 = Refusal

14M HVIS: Twin 1 Entry into Home
0 = OK
1 = Test terminated early due to child
2 = Test not done due to child
3 = Test terminated early due to examiner
4 = Test not done due to examiner
5 = Test not recorded

14M LVIS: Twin 1 Overall
1 = Marked and pervasive distress
2 = Mostly Negative
3 = Mixed
4 = Neutral
5 = Interest
6 = Mostly positive
7 = Marked and pervasive positive

14M LVIS: Twin 1 Anger
1 = No effect
2 = Freeze
3 = Vocal protest of on word or one sound
4 = Cry
5 = Follows toy

14M LVIS: Twin 1 Complained about bib?
1 = No resistance
2 = Mild resistance
3 = Need mother's assistance or refuses
4 = Refusal

14M MFES: Item 1-Help and support each other
0 = False
1 = True

14M MDES: Item 1-Repentant
1 = Rarely or never
2 = Occassionally
3 = Moderately often
4 = Quite often
5 = Very often

14M MEAS: Item 1-Persistent
1 = Stongly disagree
5 = Strongly agree

14M MTTS: Item 1-Gets sleepy about same time each evening
1 = Almost never
2 = Rarely
3 = Usually does not
4 = Usually does
5 = Frequently
6 = Almost always

14M MTTS: General Temperament 1-Activity level
1 = High
2 = Medium
3 = Low

14M MTTS: General Temperament 2-Regularity
1 = Fairly regular
2 = Variable
3 = Fairly irregular

14M MTTS: General Temperament 3-Adaptability to change in routine
1 = Generally adaptable
2 = Variable
3 = Generally slow to adapt

14M MTTS: General Temperament 4-Response to new situations
1 = Approach
2 = Variable
3 = Withdrawal

14M MTTS: General Temperament 5-Level of sensory threshold
1 = Much stimulation needed
2 = Medium
3 = Little stimulation needed

14M MTTS: General Temperament 6-Intensity of response
1 = Generally intense
2 = Variable
3 = Generally mild

14M MTTS: General Temperament 7-Positive or negative mood
1 = Generally positive
2 = Variable
3 = Generally negative

14M MTTS: General Temperament 8-Distractibility
1 = Easily distractible
2 = Variable
3 = Non-distractible

14M MTTS: General Temperament 9-Persistence and attention span
1 = Persistent
2 = Variable
3 = Non-persistent

14M MTTS: General Temperament 10-Temperament in general
1 = About average
2 = More difficult than average
3 = Easier than average