National Database for Autism Research
Short Name: pls_4
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Preschool Language Scale, Fourth Edition (PLS-4)

Preschool Language Scale, Fourth Edition (PLS-4) (2002) as defined by the University of Illinois at Chicago

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ElementName DataType Size Required ElementDescription ValueRange Notes Aliases
subjectkey GUID Required The NDAR Global Unique Identifier (GUID) for subjects which identifies a subject in NDAR NDAR* NDAR_GUID
src_subject_id String 20 Required The site or study's subject identification Subject_ID
interview_date Date Required Date on which the interview/genetic test/sampling/imaging was completed Required field PLS4_DOE
interview_age Integer Required Age in months at the time of the interview/test/sampling/imaging. 0 :: 1200 Age is rounded to chronological month If the research participant is 15 days old at time of interview the appropriate value would be 0 months if the participant is 16 days old the value would be 1 month PLS4_CA_mths
pls4_measure String 20 Recommended Measure Used PLS-4
pls4_year String 20 Recommended PLS-4: year from published/most recent copywrite 2002
pls4_ci_percent Integer Optional SS Confidence Band (____% Level): 90; 95
pls4_ac_last_task Integer Recommended Auditory Comprehension: Item Number of Last Task administered
pls4_ac_errors Integer Recommended Auditory Comprehension: Number of Errors
pls4_ac_raw_scr Integer Recommended Auditory Comprehension: Raw Score
pls4_ac_ss Integer Recommended Auditory Comprehension: Standard Score (SS)
pls4_ac_ss_cb_rng String 20 Optional Auditory Comprehension: SS Confidence Band Range (??? to ???) ??? to ??? (ex: 099 to 110)
pls4_ac_pr Integer Optional Auditory Comprehension: Percentile Rank (PR)
pls4_ac_pr_ss_cb_rng String 20 Optional Auditory Comprehension: PRs for SS Confidence Band Values (??? to ???) ??? to ??? (ex: 099 to 110)
pls4_ac_ae_mths Integer Recommended Auditory Comprehension: Age Equivalent (in months) Age Equivalent (in months)
pls4_ec_last_task Integer Recommended Expressive Communication: Item Number of Last Task administered
pls4_ec_errors Integer Recommended Expressive Communication: Number of Errors
pls4_ec_raw_scr Integer Recommended Expressive Communication: Raw Score
pls4_ec_ss Integer Recommended Expressive Communication: Standard Score (SS)
pls4_ec_ss_cb_rng String 20 Optional Expressive Communication: SS Confidence Band Range (??? to ???) ??? to ??? (ex: 099 to 110)
pls4_ec_pr Integer Optional Expressive Communication: Percentile Rank (PR)
pls4_ec_pr_ss_cb_rng String 20 Optional Expressive Communication: PRs for SS Confidence Band Values (??? to ???) ??? to ??? (ex: 099 to 110)
pls4_ec_ae_mths Integer Recommended Expressive Communication: Age Equivalent (in months) Age Equivalent (in months)
pls4_tls_acplsec_ss_tot Integer Recommended Total Language Score: AC + EC Standard Score Total
pls4_tls_ss Integer Recommended Total Language Score: Standard Score (SS)
pls4_tls_ss_cb_rng String 20 Optional Total Language Score: SS Confidence Band Range (??? to ???) ??? to ??? (ex: 099 to 110)
pls4_tls_pr Integer Optional Total Language Score: Percentile Rank (PR)
pls4_tls_pr_ss_cb_rng String 20 Optional Total Language Score: PRs for SS Confidence Band Values (??? to ???) ??? to ??? (ex: 099 to 110)
pls4_tls_acplsec_raw_sum Integer Recommended Total Language Score: AC Raw + EC Raw scores Total
pls4_tls_ae_mths Integer Recommended Total Language Score: Age Equivalent (in months) Age Equivalent (in months)
test_type String 50 Optional Type of event (Pre-Test or Post-Test) Pre-Test; Post-Test
gender String 50 Required Gender M; F