I'd take any of the news reports with a grain of salt. The official reports will be the ultimate fact providers.
With that said, the latest news said 92 taken to hospital for treatment, 13 admitted(USA Today, 12/24/09).
The allegation that the pilot pushing the wheelchair is NOT the operating Captain is supported by the statement that the operating Captain suffered a broken arm. If true, why would the guy with the broken arm be pushing a wheelchair, especially when other able bodied people are available?
Take the longevity numbers provided by the West Palm Beach News with a grain of salt.