|  O13 |  | Gestational [pregnancy-induced] hypertension without significant proteinuria  | 
	
		|  |  | 
	
		| Includes | gestational hypertension NOS transient hypertension of pregnancy
 
 |  | 
|  |  | 
	
		|  O13.1 |  | Gestational [pregnancy-induced] hypertension without significant proteinuria, first trimester |  
		|  |  | 
	
		| sex | Female 
 |  
		| age | Maternity: [12-55] 
 |  |  | 
|  |  | 
	
		|  O13.2 |  | Gestational [pregnancy-induced] hypertension without significant proteinuria, second trimester |  
		|  |  | 
	
		| sex | Female 
 |  
		| age | Maternity: [12-55] 
 |  |  | 
|  |  | 
	
		|  O13.3 |  | Gestational [pregnancy-induced] hypertension without significant proteinuria, third trimester |  
		|  |  | 
	
		| sex | Female 
 |  
		| age | Maternity: [12-55] 
 |  |  | 
|  |  | 
	
		|  O13.4 |  | Gestational [pregnancy-induced] hypertension without significant proteinuria, complicating childbirth |  
		|  |  | 
	
		| sex | Female 
 |  
		| age | Maternity: [12-55] 
 |  |  | 
|  |  | 
	
		|  O13.5 |  | Gestational [pregnancy-induced] hypertension without significant proteinuria, complicating the puerperium |  
		|  |  | 
	
		| sex | Female 
 |  
		| age | Maternity: [12-55] 
 |  |  | 
|  |  | 
	
		|  O13.9 |  | Gestational [pregnancy-induced] hypertension without significant proteinuria, unspecified trimester |  
		|  |  | 
	
		| sex | Female 
 |  
		| age | Maternity: [12-55] 
 |  |  |