Table 3 Number of cases of thrombocytopenia divided in the three groups: NoROP, Group 1 and Group 2.

From: Severe retinopathy of prematurity is associated with early post-natal low platelet count

 

Thrombocytopeniaa

Yes

No

NoROP, n/tot (%)

19/333b (5.71%)

314/333 (94.29%)

Group 2 ROP, n/tot (%)

12/147c (8.16%)

135/147 (91.84%)

Group 1 ROP, n/tot (%)

9/49d (18.37%)

40/49 (81.63%)

  1. NoROP premature infants who never developed any form of ROP, Group 2 Type 2 ROP and mild ROPs with self regression of the disease, Group 1 Type 1 ROP and Aggressive posterior ROP that needed treatment, ROP retinopathy of prematurity.
  2. Chi-square test, p = 0.0071.
  3. a34 data loss.
  4. b3 data loss in the Group 1 ROP.
  5. c7 data loss in the Group 2 ROP.
  6. d24 data loss in the no-ROP group.
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