Table 2 Student’s t test results for dimension scores and linguistic features with significant differences in frequency in the two subcorpora.
No. | Dimensions | Positive features | Negative features | Dimension score of OE | Dimension score of IE | t | Sig. |
|---|---|---|---|---|---|---|---|
1 | Informational vs. Involved Production | Overused in OE: demonstrative pronoun, non-phrasal coordination, contraction, analytic negation, wh-clause, sentence relative, that deletion, pronoun it, present tense, private verb, causative adverbial subordinator, discourse particle, possibility modal, emphatic, be as main verb, pro-verb do, second person pronoun, first-person pronoun, hedge, indefinite pronoun | Overused in IE: noun, average word length, prepositional phrase, attributive adjective | 10.35 | −7.37 | −16.974 | 0.000 |
(amplifier, direct WH-question) | (type-token ratio) | ||||||
2 | Narrative vs. Non-Narrative Concerns | Overused in OE: past tense, third person pronoun, public verb | Overused in OE: present tense | −1.64 | −2.44 | −3.87 | 0.000 |
Overused in IE: perfect aspect | Overused in IE: attributive adjective | ||||||
(synthetic negation, present participial clause) | |||||||
3 | Explicit vs. Situation-Dependent Reference | Overused in OE: pied-piping relative clause, wh- relative clause on subject position | Overused in OE: time adverbial, total adverbials(Place adverbial) | 1.86 | 7.32 | 13.562 | 0.000 |
Overused in IE: phrasal coordination, normalization | |||||||
(WH relative clauses on object position) | |||||||
4 | Overt Expression of Persuasion | Overused in OE: conditional adverbial subordinator, infinitive, possibility modal, suasive verb | 3.36 | 3.14 | −0.598 | 0.552 | |
Overused in IE: split auxiliary, necessity modal, predictive modal | |||||||
5 | Abstract vs. Non-Abstract Information | Overused in OE: predicative adjective, agentless passive | −0.85 | 0.35 | 5.443 | 0.000 | |
Overused in IE: conjunct, past participial whiz deletion relative, by-passive | |||||||
(other adverbial subordinators, past participial clause) | (type-token ratio) | ||||||
6 | On-Line Informational Elaboration | Overused in OE: that relative clauses on object position, existential there, that adjective complement, demonstrative, that verb complement, stranded preposition | Overused in IE: phrasal coordination | 2.25 | 1.04 | −4.386 | 0.000 |
