Table 2.
Lexical Diversity (LD) of CWS: Spontaneous Conversation
| Authors | Participants | Methods | Results |
|---|---|---|---|
| Watkins and Yairi (1997) | 32 CWS | NDW | CWS had higher LD |
| Watkins et al. (1999) | 84 CWS | NDW | No difference |
| Bonelli et al. (2000) | 18 CWS | NDW | No difference |
| Silverman and Bernstein Ratner (2002) | 15 CWS, 15 CWNS | TTR, VocD | No difference on TTR; CWS had lower LD on VocD |