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J Am Med Inform Assoc 14:674-683 doi:10.1197/jamia.M2275
  • Original Investigation

PROTEMPA: A Method for Specifying and Identifying Temporal Sequences in Retrospective Data for Patient Selection

Table 1

HELLP Syndrome Cases Categorized by Laboratory Result Profile

Severity Category Number (percent of total)
HELLP 2* Recurring† 5 (6.2%)
Not recurring‡ 33 (40.7%)
Total 38 (46.9%)
HELLP 1* Recurring with recovery§ 7 (8.7%)
Recurring without recovery¶ 4 (4.9%)
Not recurring with recovery‡ 31 (38.3%)
Not recurring without recovery# 1 (1.2%)
Total 43 (53.1%)
All HELLP Total 81 (100%)
  • * Patients were categorized as HELLP 1 or HELLP 2 based on co-occurring intervals of elevated LDH and AST, and suppressed platelet count (see Evaluation). All HELLP 2 patients recovered based on normalization of platelet counts.

  • Final platelet interval is Recurring or Recurring with recovery.

  • Final platelet interval is First recovering.

  • § Final platelet interval is Recurring with recovery.

  • Final platelet interval is Recurring.

  • # All patients not classified as above.

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