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Table 2 Distribution of population-based on the prevalence of PTSD across groups

From: Screening for post-traumatic stress disorder among adolescents following floods- a comparative study from private and public schools in Kerala, India

SLNO Variable Frequency and Percentage CHI Square Value p Value
PTSD NO PTSD
1. Gender
 1. Male 123(39.9%) 185(60.1%) 6.29 0.012
 2. Female 111(30.7%) 251(69.3%)   
2. Age
 1.</=15 years 36(25.9%) 103(74.1%) 6.287 0.012
 2. > 15 years 198(37.3%) 333(62.7%)   
3. Type of School
 1. Public 104(31%) 231(69%)   
 2. Private 130(38.8%) 205(61.2%) 4.43 0.035
4. Occupation of Father
 1. Professional 52(32.1%) 110(67.9%)   
 2. Non-professional 160(35.1%) 296(64.9%) 1.82 0.402
 3. Others 22(42.3%) 30(57.7%)   
5. Occupation of Mother
 1. Professional 45(37.5%) 75(62.5%)   
 2. Non-professional 48(28.2%) 122(71.8%) 4.49 0.106
 3. Others 141(37.1%) 239(62.9%)   
6. Monthly Income
 1. < 10,000 83(35.9%) 148(64.1%)   
 2. > 10,000 151(34.4%) 288(65.6%) 0.157 0.692
7. Place of Residence
 1. Urban 93(31.8%) 199(68.2%)   
 2. Rural 141(37.3%) 237(62.7%) 2.155 0.165
8. Damage in Floods
 1.Yes 96(50.8%) 93(49.2%) 29.16 < 0.0001
 2.No 138(28.7%) 343(71.3%)   
9. Loss of Pets
 1.Yes 27(65.9%) 14(34.1%) 18.38 < 0.0001
 2.No 207(32.9%) 422(67.1%0   
10 Morbidity
 1.Yes 28(63.65) 16(36.4%) 17.05 < 0.0001
   2.No 206(32.95) 420(67.1%)   
11 Death of a Family Member
 1. Yes 4(66.7%) 2(33.3%)   
 2.No 230(34.6%) 434(65.4%) 2.68 0.101
12 Stay in Camp
 1.Yes 32(37.2%) 54(62.8%) 33.708 < 0.0001
 2. No 404(65.1%) 180(30.8%)